Eaton Airflex Dual Passage Rotorseals

Palmer Johnson is an authorized distributor for the Eaton Airflex Dual Passage Rotorseals. The Eaton Airflex Dual Passage Rotorseals consists of the AD, ADP, BD, and FDA series. These dual passage rotorseals allow the transfer of media through two separate shaft passages located on the same shaft end. Each passage can be used for a different medium. An example would be oil for bearing lubrication in one passage and air for clutch actuation in a second passage.

Palmer Johnson is the go-to source for all of your Eaton Airflex Dual Passage Rotorseal needs including new applications, replacement rotorseals, parts support, and technical experts that can advise you on exactly what you’re needing to get the job done right. Contact us today!

Eaton Airflex Dual Passage Rotorseal Common Model & Part Numbers

Size/Model NumberPart Number
Eaton Airflex AD Rotorseal145785C
Eaton Airflex ADP Rotorseal145785B
Eaton Airflex BD Rotorseal145405T
Eaton Airflex FDA Rotorseal145583AJ
  • Notes

    Eaton Airflex Dual Passage Rotorseal Product Features

    Type AD

    • A 1/4"—18 inlet port services each of the passages
    • Optional 1/4"—18 outlet port in the mounting flange can be used for the outer passage
    • Both passage outlets can discharge directly into the shaft end
    • The inner passage nose is sealed on its outside diameter by a pair of "O" rings
    • The outer passage is sealed to the shaft end with a compression grommet

    Type ADP

    • Attaches to the shaft end with a 1"—11-1/2 thread outlet instead of a mounting flange
    • TOuter passage outlet feeds into the end of the machine shaft
    • Inner passage is a 1/4"—18 port located on a flat of the hex mounting nut

    Type BD

    • Similar to the Eaton Airflex Type AD but has a larger diameter mounting flange
    • The inner passage is sealed with a flat rubber washer, which compresses on the bottom of a counterbore in the shaft end
    • A Compression grommet between the shaft end and mounting flange seals the outer passage

    Type FDA

    • Similar in design to the Eaton Airflex Type BD but has larger passages
    • Two inlet ports and two flange outlet ports for the outer passage are 1/2"—14
    • Compression grommets between the shaft end and mounting flange seal the inner and outer passages
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Service done right

Eaton Airflex 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 Eaton Airflex service, call 1-800-341-4334.

Learn more

Madison, WI

Service Center

Service: (608) 834-5206

1835 Haynes Dr
Sun Prairie, WI 53590


Dallas, TX

Service Center

Service: (817) 505-2430

608 112th St
Arlington, TX 76011


Denver, CO

Service Dealer

Service: (720) 724-0033

5151 E 56th Ave
Commerce City, CO 80022


Kansas City, KS

Service Center

Service: (913) 202-6944

15360 South Mahaffie St
Olathe, KS 66062


Los Angeles, CA

Service Center

Service: (562) 356-1590

12020 Bloomfield Ave
Santa Fe Springs, CA 90670


Oklahoma City, OK


Sales: (800) 341-4334

Oklahoma City, OK 73128


Phoenix, AZ

Service Dealer

Service: (602) 253-0214

2401 S. 19th Street
Phoenix, AZ 85034


San Francisco, CA

Service Dealer

Service: (510) 342-2212

1930 W Winton Ave #14
Hayward, CA 94545


St. Louis, MO

Service Center

Service: (636) 203-9811

578 Rudder Rd
Fenton, MO 63026


Philadelphia, PA

Service Dealer

Service: (215) 822-8300

159 Discovery Dr
Colmar, PA 18915


Fort Myers, FL

Service Dealer

Service: (239) 693-7477

4821 Waycross Road
Fort Myers, FL


Vancouver, British Columbia

Service Center

Service: (604) 879-6731

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


Edmonton, Alberta

Service Center

Service: (780) 434-9578

3804 53rd Ave NW
Edmonton, Alberta T6B 3N7


Seattle, WA

Service Center

Service: (425) 251-3434

1710 136th Ave E Suite 200
Sumner, WA 98390


RECON Equipment Center, WI

Service Center

Service: (608) 834-5220

1828 Haynes Dr
Sun Prairie, WI 53590

Map of Palmer Johnson Power Systems locations