The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Effective August 21st, 2023, the Naval Air Warfare Center Aircraft Division (NAWCAD) has disapproved Timken Aurora’s qualification status for SAE-AS81820 and SAE-AS81935 specifications. Timken Aurora is working diligently to get requalified.

  • Body - 4340 alloy steel per AMS 6415 - heat treated - cadmium plated.
  • Ball - 440C stainless steel per AMS 5630 - heat treated.
  • Optional Ball - 13-8 Mo stainless steel per AMS 5629 - heat treated. (Specify by adding suffix "C" ex.: ASM-3TC)
  • Race - 17-4 PH stainless steel per AMS 5643 - heat treated.
  • PTFE Liner - (AT 3200) Permanently bonded to race inside diameter, qualified to SAE-AS81820 Type A.
  • Temperature range: -65°F to +325°F
  • No load rotational breakaway torque can be varied to meet specific application requirements.
  • Keyways are available. Units are supplied without keyways. When a keyway is required, specify by adding suffix "K". Ex.: ASMK-3T.
  • As applicable, keyways will conform to SAE-AS81935/3 or NAS 559.
  • All threads are rolled after heat treatment, and conform to UNJF-3A per AS8879.
  • Rod End Bearings listed are manufactured to conform to the dimensions, materials, and configurations of SAE-AS81935/1, and are approved for procurement under this specification.
ASM-T & ASB-T Image
Unit of Measure
1 2 3 4 

Part Number

Thread Type

B - Ball Bore

W - Ball Width

H - Head Width

A - Base to Center

D - Head Diameter

C - Thread Length

Thread Size

Ultimate Radial Static Load Capacity

CAD

ASM-6TC N/A Right Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASB-6T N/A Left Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASB-6TC N/A Left Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASMK-6T N/A Right Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASMK-6TC N/A Right Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASBK-6T N/A Left Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASBK-6TC N/A Left Hand N/A .3750 in N/A .500 in N/A .416 in N/A 1.938 in N/A 1.025 in N/A 1.187 in N/A 3/8-24 N/A 8,550 lbs N/A CAD
ASM-7T N/A Right Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASM-7TC N/A Right Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASB-7T N/A Left Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASB-7TC N/A Left Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASMK-7T N/A Right Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASMK-7TC N/A Right Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASBK-7T N/A Left Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASBK-7TC N/A Left Hand N/A .4375 in N/A .562 in N/A .452 in N/A 2.125 in N/A 1.150 in N/A 1.281 in N/A 7/16-20 N/A 12,000 lbs N/A CAD
ASM-8T N/A Right Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASM-8TC N/A Right Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASB-8T N/A Left Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASB-8TC N/A Left Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASMK-8T N/A Right Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASMK-8TC N/A Right Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASBK-8T N/A Left Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASBK-8TC N/A Left Hand N/A .5000 in N/A .625 in N/A .515 in N/A 2.438 in N/A 1.337 in N/A 1.468 in N/A 1/2-20 N/A 19,500 lbs N/A CAD
ASM-10T N/A Right Hand N/A .6250 in N/A .750 in N/A .577 in N/A 2.625 in N/A 1.525 in N/A 1.562 in N/A 5/8-18 N/A 21,900 lbs N/A CAD
ASM-10TC N/A Right Hand N/A .6250 in N/A .750 in N/A .577 in N/A 2.625 in N/A 1.525 in N/A 1.562 in N/A 5/8-18 N/A 21,900 lbs N/A CAD
Unit of Measure
1 2 3 4