Cotta SN1995 High-Speed Transmission

Model SN1995 is a foot mounted high speed coaxial transmission designed for testing aircraft components. An output pad for a constant speed drive and for a generator are located on opposite sides of the transmission (co-axial). There are two output pads on the same side, a high speed and a low speed pad. A lock up adapter is furnished for testing generators without CSD’s.

  • Specifications

    CAPACITY: 300HP at 650 to 2400 RPM input. 330 HP at same input for 10 minutes per hour. 450 HP at same input for 30 seconds per 1/2 hour

    MAXIMUM OUTPUT SPEEDS: 15,600 RPM low speed pad. 35,300 RPM high speed pad.

    RATIOS: HIGH SPEED: 14.685, 11.329, 12.790, 12.316, 15.965 LOW SPEED: 6.500, 5.664, 6.395, 6.156, 6.340

    INPUT SHAFT: 3.250” diameter with 3/4 X 3/8 keyway.

    DIRECTION OF ROTATION: Bi-rotational

    CENTER DISTANCE: 20.67”

    MAXIMUM ACCEL/DECEL RATE: 2000 RPM/second

    LUBRICATION REQUIREMENT: Sump is in case. Pressure lubricated with spray on gears and bearings. Use AGMA #1 oil.

    COOLING: Water to oil heat exchanger with modulating water control valve.

    ACCESSORIES: Temperature/pressure switch. 60 tooth gear for each output for speed pick up.

    FINISH: Two coats gray polyurethane enamel.

    WEIGHT: 2550 lbs.

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Cotta Transmission Service Network

Palmer Johnson's six-location factory-authorized service center network features:

  • Factory-trained technicians
  • Field service
  • Onsite troubleshooting and diagnostics
  • Unit removal and installation

For Cotta Transmission service, call 1-800-341-4334.

Learn more

Madison, WI

Service Center

Service: (608) 834-5206

1835 Haynes Dr
Sun Prairie, WI 53590

Contact

Dallas, TX

Service Center

Service: (817) 505-2430

608 112th St
Arlington, TX 76011

Contact

Denver, CO

Service Dealer

Service: (720) 724-0033

5151 E 56th Ave
Commerce City, CO 80022

Contact

Kansas City, KS

Service Center

Service: (913) 202-6944

15360 South Mahaffie St
Olathe, KS 66062

Contact

Los Angeles, CA

Service Center

Service: (562) 356-1590

12020 Bloomfield Ave
Santa Fe Springs, CA 90670

Contact

Oklahoma City, OK

Warehouse

Sales: (800) 341-4334

Oklahoma City, OK 73128

Contact

Phoenix, AZ

Service Dealer

Service: (602) 253-0214

2401 S. 19th Street
Phoenix, AZ 85034

Contact

San Francisco, CA

Service Dealer

Service: (510) 342-2212

1930 W Winton Ave #14
Hayward, CA 94545

Contact

Seattle - Mining & Equipment, WA

Service Center

Service: (253) 518-6050

22221 70th Ave S
Kent, WA 98032

Contact

St. Louis, MO

Service Center

Service: (636) 203-9811

578 Rudder Rd
Fenton, MO 63026

Contact

Philadelphia, PA

Service Dealer

Service: (215) 822-8300

159 Discovery Dr
Colmar, PA 18915

Contact

Fort Myers, FL

Service Dealer

Service: (239) 693-7477

4821 Waycross Road
Fort Myers, FL

Contact

Odessa,

Service Center

Service: (432) 287-1015

By Appointment Only

Contact

Vancouver, British Columbia

Service Center

Service: (604) 879-6731

6741 Cariboo Rd Unit 205
Burnaby, British Columbia V3N 4A3

Contact

Edmonton, Alberta

Service Center

Service: (780) 434-9578

3804 53rd Ave NW
Edmonton, Alberta T6B 3N7

Contact

Seattle - Marine, WA

Service Center

Service: (425) 251-3434

18547 E Valley Hwy
Kent, WA 98032

Contact

RECON Equipment Center, WI

Service Center

Service: (608) 834-5220

1828 Haynes Dr
Sun Prairie, WI 53590

Contact
Map of Palmer Johnson Power Systems locations