High-Speed Gearboxes

Experience Reliable and Powerful Performance with Cotta High-Speed Gearboxes

Built to provide many years of service, Cotta High-Speed Gearboxes are offered in a variety of standard and customized designs.

For over 50 years, Cotta has designed and manufactured a diverse line of high-speed gearboxes that are used by some of the largest OEM companies in the world for numerous R&D and production test stand applications for automotive, aerospace and industrial components. Our high-speed gearboxes are also applicable for speed management in non-aviation, industrial applications – from turbine reduction gears to centrifugal driers, to numerous other instances where a highly specialized, powerful and reliable solution is needed.

Cotta has the ability to start with a “clean-sheet design”, which allows us to show you our versatility and experience to engineer a customized gearbox solution that fits your personal requirements and needs. Whether it’s a standard build or a custom configuration, Cotta will find the right recommendation for you. The High-Speed Gearbox models shown here are intended to summarize our capability and to generate ideas – it is not an absolute product list.

SN2169

  • POWER: 1600 HP nominal
  • OUTPUT SPEED: 6,000 RPM
  • RATIOS: Up to 3.24 overspeed
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Customer designed shaft is typical
  • ROTATION: Input to be driven cw looking at input. Output rotates opposite to input.
  • LUBRICATION: This gearbox can be configured with seperate lube pump or with shaft driven lube pump.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1500 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

RA2247

  • POWER: 268 HP max. 755 lb-ft torque at high speed shaft
  • OUTPUT SPEED:7500 RPM max.
  • RATIOS: Up to 3 overspeed. Contact Cotta for other ratio options.
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at high speed shaft. Contact Cotta for other rates.
  • INPUT CONFIGURATION: Stub shaft typical. Many options
  • OUTPUT CONFIGURATION: Stub shaft typical. Many options
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Custom on-board lube system furnished. Pressure and temperature controls included.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied. Trunnion cradle is not included with the gearbox
  • APPROXIMATE WEIGHT: 1400 lbs. without mounting frame.
SN2297SN2297

SN2297

  • POWER: 200 HP. 8050 lb-ft at low speed shaft
  • OUTPUT SPEED: 8040 RPM max
  • RATIOS: 18.29 overspeed. Contact Cotta for other available ratios.
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Double-key stub shaft is typical. Various other shafting outputs available.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1850 lbs
  • STANDARD FINISH: 2-part polyurethane enamel
SN1804SN1804

SN1804

  • POWER: 5,700 nominal
  • OUTPUT SPEED: 5700 HP @ 9000 RPM
  • RATIOS: 1.0 to 3.75 speed increaser
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta.
  • INPUT CONFIGURATION: Stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: Stub shaft or customer designed flange
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 2000 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel
SN2087SN2087

SN2087

  • POWER: 1600 HP nominal
  • OUTPUT SPEED: 6,000 RPM
  • RATIOS: Up to 3.24 overspeed
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Customer designed shaft is typical
  • ROTATION: Input to be driven cw looking at input. Output rotates opposite to input.
  • LUBRICATION: lube pump or with shaft driven lube pump.
  • OPTIONS: accommodated or supplied.
  • APPROXIMATE WEIGHT: 1500 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2291

  • POWER: 400 HP nominal
  • OUTPUT SPEED: Up to 15,000 RPM
  • RATIOS: Up to 5 overspeed. Contact Cotta for specific ratios within ratio
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta.
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Custom aerospace accessory mounting pad is typical. Shafts and various other pads available.
  • ROTATION: Input can be driven ccw or cw. Outputs rotate opposite to input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 700 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1657

  • POWER: 450 HP at 5000 RPM output
  • OUTPUT SPEED: 15,000 RPM
  • RATIOS: 5.208, 5.655, 5.909, 6.084, 6.416, 7.768, 7.82. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Extended keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Mounting pads for CSD’ s and Generators noted in description.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1100 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2105

  • POWER: 200 HP nominal
  • OUTPUT SPEED: 18,000 RPM Standard, 20,000 RPM by special design.
  • RATIOS: Up to 4.68 overspeed. For higher ratios contact Cotta.
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pad AND20002 typical. Various other shafting and mounting pads available
  • ROTATION: Input can be driven ccw or cw. Output rotates opposite to input
  • LUBRICATION: Gearbox requires lube support system similar to Cotta T-5.
  • OIL RESERVE: Separate oil reservoir required.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 150 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1645

  • POWER: 300 HP nominal
  • OUTPUT SPEED: 30,000 RPM.
  • RATIOS: 2.0 overspeed. Contact Cotta for others
  • MAX ACCEL / DECEL RATE: 1000 rpm/sec at output
  • INPUT CONFIGURATION: AND 10267 compatible except with 48 mounting holes versus 12 holes
  • OUTPUT CONFIGURATION: AND 20007 compatible except with 36 holes versus 12 holes
  • ROTATION: Input can be driven cw or ccw. Output rotates opposite to input.
  • LUBRICATION: Separate lube system required and is supplied by Cotta
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 750 lbs. approximate including lube components
  • STANDARD FINISH: 2-part polyurethane enamel

SN2219

  • POWER: Up to 1450 HP
  • OUTPUT SPEED: Up to 20,500 RPM
  • RATIOS: Up to 5.04 overspeed. Contact Cotta specific ratios within range
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Stub shaft is typical. Aerospace accessory mounting pads and various other shafts are available.
  • ROTATION: Input can be driven ccw or cw. Outputs rotate opposite to input.
  • LUBRICATION: Positive delivery. Pump, head exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 800 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2265

  • POWER: 7500 lb-ft max torque at either shaft 200 HP max in torque loop
  • OUTPUT SPEED:1385 RPM at either shaft
  • RATIOS: 1:1
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output.
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for options
  • OUTPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for options.
  • ROTATION: Input can be driven ccw or cw. Both shafts rotate in the same direction.
  • LUBRICATION: Positive delivery. Pump , heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 3100 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2264

  • POWER: 7500 lb-ft max torque at low speed shaft 200 HP max
  • OUTPUT SPEED: 22,000 RPM at high speed shift
  • RATIOS: 15.89 overspeed. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: Customer specified shaft is typical. Various other shafting and mounting pads available.
  • ROTATION: Low speed shaft can be driven ccw or cw. High speed shaft rotates in the same direction
  • LUBRICATION: Positive delivery. Pump , heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 2000 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2153

  • POWER: 170 HP Nominal
  • OUTPUT SPEED: Up to 30,000 RPM
  • RATIOS: Up to 8.46 overspeed. Contact Cotta for other ratios
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Shaft output is typical. Aerospace accessory drive pads are available.
  • ROTATION: Input can be driven ccw or cw. Output rotate in the same direction as the input.
  • LUBRICATION: Positive delivery. Pump , heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 450 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2102

  • POWER: Up to 300 HP
  • OUTPUT SPEED: 30,000 RPM Max
  • RATIOS: Up to 16.67 overspeed. Contact Cotta for other available ratios.
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Customer designed shaft is typical. Various other shafting and mounting pads available
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump , heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 425 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

HS0305

  • POWER: 90 lb-ft torque max at input 300 HP max power
  • OUTPUT SPEED: 30,000 RPM
  • RATIOS: 2.0 overspeed. Contact Cotta for others
  • MAX ACCEL / DECEL RATE: 7500 rpm/sec at output
  • INPUT CONFIGURATION: AND 10267 compatible except with 48 mounting holes versus 12 holes
  • OUTPUT CONFIGURATION: AND 20007 compatible except with 48 holes versus 12 holes
  • ROTATION: Input can be driven cw or ccw. Output rotates opposite to input
  • LUBRICATION: A separate lube system required and is supplied by Cotta.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 750 lbs. including lube components.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1572

  • POWER: 400 HP nominal
  • OUTPUT SPEED: 30,000 output
  • RATIOS: 1.267 to 2.0 overspeed
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output
  • INPUT CONFIGURATION: Will fit AND200006 XVI (A thru D)
  • OUTPUT CONFIGURATION: AND20006, AND20002, AND20007 (Except for O ring counter bore in spine shaft on AND2007)
  • ROTATION: Input can be driven ccw or cw. Output rotation is opposite to input.
  • LUBRICATION: Gearbox requires external lube support provided either by host gearbox or separate lube cart similar to T-17.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 150 lbs. approximate.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1995

  • POWER: 450 HP nominal
  • OUTPUT SPEED: 15,000 / 30,000 RPM
  • RATIOS: Up to 14.685 overspeed high speed side. Up to 6.50 overspeed low speed side.
  • MAX ACCEL / DECEL RATE: Varies with ratio. Contact Cotta for specific rates.
  • INPUT CONFIGURATION: Extended keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Twin aerospace accessory mounting pads AND20007 is typical. One side co-axial.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1600 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1903

  • POWER: 600 HP nominal
  • OUTPUT SPEED: 30,000 RPM
  • RATIOS: Up to 16.55 overspeed. Contact Cotta for common ratios.
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pad AND20006 is typical. Various other pads and shafting options available.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1600 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2055

  • POWER: 600 HP nominal
  • OUTPUT SPEED: 30,000 RPM Max
  • RATIOS: 1.29, 2.94, 3.18, 4.26, 6.10. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE: 2000 rpm / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pad AND20007 typical. Various other pads and shafting options available
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 825 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1678

  • POWER: 600 HP nominal
  • OUTPUT SPEED: Up to 30,000 RPM Max
  • RATIOS: Up to 6.67 overspeed. Contact Cotta for specific ratios within range.
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: AND20006 pad is typical. Shafts and various other pads available
  • ROTATION: Input can be driven ccw or cw. Outputs rotate at the same speed and opposite to input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 850 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1939

  • POWER: 600 HP nominal
  • OUTPUT SPEED: 30,000 RPM Max
  • RATIOS: Up to 14.40 overspeed. Contact Cotta for common ratios.
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pads AND20006 is typical. Various other pads and shafting options available.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump, heat exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1600 lbs.
  • STANDARD FINISH: 2-part polyurethane enamel

SN1659

  • POWER: 800 HP nominal
  • OUTPUT SPEED: 30,000 output
  • RATIOS: Up to 3.14 overspeed
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output
  • INPUT CONFIGURATION: Will fit AND20006 XVI (A thr D)
  • OUTPUT CONFIGURATION: AND2006, AND2002, AND20007 (Except for O ring counter bore in spline shaft on AND20007)
  • ROTATION: Input can be driven ccw or cw. Output rotation is opposite to input.
  • LUBRICATION: Gearbox requires external lube support provided either by host gearbox or separate lube cart similar to T-17.
  • OPTIONS: Accelerometers, speed pickup, and other applications specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT:325 lbs. approximate.
  • STANDARD FINISH: 2-part polyurethane enamel

SN2272

  • POWER: 4000 HP max. 1050 lb-ft torque max at high speed shaft
  • OUTPUT SPEED: 30,000 RPM Max
  • RATIOS: 10.07 reduction. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE: 2000 RPM / sec at high speed shaft. Contact Cotta for other rates.
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Keyed stub shaft is typical. Contact Cotta for options.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Gearbox requires external lube support provided either by host gearbox or separate lube cart similar to T-17.
  • OPTIONS: Custom lube system furnished
  • APPROXIMATE WEIGHT: 4300 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN2068

  • POWER: 600 HP max power
  • OUTPUT SPEED: 35,000 RPM
  • RATIOS: Up to 6.667 overspeed. Contact Cotta for other ratios.
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output
  • INPUT CONFIGURATION: Keyed stub shaft typical
  • OUTPUT CONFIGURATION: Customer Designed accessory mounting flange typical. Contact Cotta for optional outputs
  • ROTATION: Input can be driven cw or ccw. Output rotates opposite to input
  • LUBRICATION: e system required and is supplied by Cotta.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1100 lbs approximate
  • STANDARD FINISH: 2-part polyurethane enamel

SN1624

  • POWER: 300 HP
  • OUTPUT SPEED: 30,000 RPM typical. 50,000 RPM with modifications.
  • RATIOS: 5.143, 5.40, 5.957, 7.00. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE:2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: AND2006 Type XVI pad is typical. Shafts and various other pads available.
  • ROTATION: Input can be driven ccw or cw. Output rotates opposite to input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • LUBE RESERVOIR: The gearbox case is the lube reservoir for output speeds up to 30,000 RPM. For higher speeds a spereate reservoir is required.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT:615 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN1649

  • POWER: 300 HP
  • OUTPUT SPEED: 30,000 RPM typical. 50,000 RPM with modifications.
  • RATIOS: 2.00, 2.58, 3.00, 4.00, 5.44. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE:2000 rpm/sec at output. For higher rates contact Cotta.
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: AND20002 pad is typical. Shafts and various other pads available
  • ROTATION: Input can be driven ccw or cw. Output rotates opposite to input
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 200 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN2057

  • POWER: Up to 500 HP
  • OUTPUT SPEED:  50,000 RPM Max
  • RATIOS: 8.5 to 16.83 overspeed. Contact Cotta for other available ratios.
  • MAX ACCEL / DECEL RATE:2000 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: Customer designed shaft is typical. Various other shafting and mounting pads available.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1615 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN2294

  • POWER: 1200 HP 4000 lb-ft max input torque
  • OUTPUT SPEED:  54,000 RPM
  • RATIOS: Up to 30.46 overspeed. Contact Cotta for other ratios
  • MAX ACCEL / DECEL RATE: 2000 rpm/sec at output. For higher rates contact Cotta.
  • INPUT CONFIGURATION: Stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Custom mounting pad typical.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 2400 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN1708

  • POWER: 250 HP nominal
  • OUTPUT SPEED:  60,000 RPM capable, 50,000 RPM typical
  • RATIOS: 8.43, 8.94, 9.18, 15.225 Max. Contact Cotta for other ratios
  • MAX ACCEL / DECEL RATE:2000 rpm/sec at output. For higher rates contact Cotta.
  • INPUT CONFIGURATION: Stub shaft is standard. Contact Cotta for optional inputs
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pad is typical. Various other pads and shafting options available.
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1100 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN2032

  • POWER: 100 HP nominal
  • OUTPUT SPEED:  80,000 RPM
  • RATIOS: 9.21 overspeed. Contact Cotta for other ratios
  • MAX ACCEL / DECEL RATE: 4500 RPM / sec at output
  • INPUT CONFIGURATION: Keyed stub shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Custom aerospace accessory mounting pad. Various other pads and shafting options available
  • ROTATION: Input can be driven ccw or cw. Output rotates in the same direction as input.
  • LUBRICATION: Positive delivery. Pump exchanger, and necessary temp and pressure controls are furnished.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 1025 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

SN2285

  • POWER: 105 HP nominal @ 70,000 RPM
  • OUTPUT SPEED:  85,000 RPM Max
  • RATIOS: 5 or 6 to 1 overspeed. Contact Cotta for other available ratios
  • MAX ACCEL / DECEL RATE:2000 rpm/sec at output. For higher rates contact Cotta
  • INPUT CONFIGURATION: Double key stub-shaft is standard. Contact Cotta for optional inputs.
  • OUTPUT CONFIGURATION: Aerospace accessory mounting pad is typical. Shafts and various other pads available.
  • ROTATION: Input can be driven ccw or cw. Output rotates opposite to input.
  • LUBRICATION: Separate positive delivery lube system required. See T17-7 for example
  • LUBE RESERVOIR: Separate lube reservoir required.
  • OPTIONS: Accelerometers, speed pickup, and other application specific items can be accommodated or supplied.
  • APPROXIMATE WEIGHT: 300 lbs
  • STANDARD FINISH: 2-part polyurethane enamel

T5

  • CAPACITY: T series lube stands are available as described by the number after the letter “T” indicating max tank capacity in gallons – not flow or working capacity. T5, T17, T20, T40 and T60.
  • PUMP: Positive displacement single or multiple-section pumps are utilized. Multiple-sections pumps support ancillary functions such as labyrinth seal scavenge or charge pressure to additional test components.
  • MOTOR: Standard industrial electric motors sized to meet pump power requirements. Discuss with Cotta your facility electrical requirements.
  • HEAT EXCHANGER: Shell-and-tube oil/water heat exchangers are standard. Plate type oil/water heat exchanger and oil/air radiators are options for some T units.
  • TEMPERATURE CONTROL: Liquid cooled units use a temperature sensing modulated valve to regulate temperature by controlling water flow to the heat exchanger. Radiators use calibrated temperature switches for fan actuation.
  • TEMPERATURE/PRESSURE SWITCH: Lubricant over-temperature and under-pressure switches for integration into customer controls
    are optional.
  • LEVEL INDICATOR: Glass plug sight gage or vertical glass tube are typical. Electronic level sensor is optional
  • FILTER: Bypass type. Micron is application dependent.

T17

  • TANK: 17 gallon maximum capacity, Internally baffled, foot mounte mounted. Removable access panel provided for cleaning.
  • MOTOR:
    60 cycle, 230/460 volt
    1 HP with 1725 RPM
    3/4 HP with 1425 RPM
  • CIRCULATION PUMP: 10 GPM
  • SCAVENGE PUMP: 5 GPM
  • HEAT EXCHANGER: Oil to water tube type, 2 pass.
  • OIL FILTER: 10 micron with by-pass and filter condition gauge.
  • TEMPERATURE PRESSURE SWITCH: High temperature and low pressure switches.
  • TEMPERATURE ACTUATED MODULATING WATER CONTROL VALVE: Lube temperature probe in reservoir with lead to water exchanger.
  • OIL LEVEL GAUGE: Glass tube type
  • INLET PORTS: (4) 1-1/4” pipe tap holes provided for ease of plumbing.
  • DRAIN PLUGS: Magnetic
  • OIL FILLER: Screened—strainer type.
  • PRESSURE GAUGE: 0 to 60 PSI
  • PRESSURE RELIEF VALVE: 20-25 PSI
  • WEIGHT: 385 lbs.

Cotta. Your gearbox of choice.

Get the high performance you need with Cotta High-Speed Gearboxes. Contact us today to learn more.

Our high speed gearboxes are designed to provide the performance and reliability you need for your demanding applications. We offer a wide range of sizes and styles to fit your specific needs, and our team of experts can help you choose the right gearbox for your application. Contact us today to learn more by calling 608.368.5600, email us at sales@cotta.com, or click here to get started.