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.
Standard Configuration:
- Body - 4340 alloy steel - heat treated - cadmium plated.
- Ball - 440C stainless steel - heat treated - chrome plated (MFG. option).
- Race - 17-4 PH stainless steel - heat treated.
-10 Configuration:
- Body - 17-4 PH stainless steel - heat treated.
- Ball - 440C stainless steel - heat treated - chrome plated (MFG. option).
- Race - 17-4 PH stainless steel - 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
- Keyways are available. Units are supplied without keyways. When a keyway is required, specify by adding suffix "K". Ex.: ASXMK-4T.
- 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.