The Timken Company - Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS81935/9 (Right Hand) & AS81935/9 (Left Hand)

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 - PH 13-8 Mo stainless steel per AMS 5629 - heat treated.
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.: ATW-3ETC)
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.
Keyslots are available. Units are supplied without keyslots. When a keylsot is required, specify by adding suffix "K". Ex.: ATWK-3T.
As applicable, keyslots will conform to SAE-AS81935/3 or NAS 559.
Rod End Bearings listed are manufactured to conform to the dimensions, materials, and configurations of SAE-AS81935/9, and are approved for procurement under this specification.

Unit of Measure

Items	ATW-3ET Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS8135/9 (Right Hand) & AS81935/9 (Left Hand)	ATW-3ETC Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS8135/9 (Right Hand) & AS81935/9 (Left Hand)	ATG-3ET Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS8135/9 (Right Hand) & AS81935/9 (Left Hand)	ATG-3ETC Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS8135/9 (Right Hand) & AS81935/9 (Left Hand)	ATWK-3ET Aurora Bearing ATW-ET & ATG-ET Female Rod Ends SAE Series AS8135/9 (Right Hand) & AS81935/9 (Left Hand)
SAE Part Number	N/A M81935/9-03	N/A M81935/9-03C	N/A M81935/9-03L	N/A M81935/9-03CL	N/A M81935/9-03K
Thread Type	N/A Right Hand	N/A Right Hand	N/A Left Hand	N/A Left Hand	N/A Right Hand
Thread Configuration	N/A Female
B - Ball Bore	N/A .1900 in	N/A .1900 in	N/A .1900 in	N/A .1900 in	N/A .1900 in
W - Ball Width	N/A .281 in	N/A .281 in	N/A .281 in	N/A .281 in	N/A .281 in
H - Head Width	N/A .228 in	N/A .228 in	N/A .228 in	N/A .228 in	N/A .228 in
A - Base to Center	N/A 1.210 in	N/A 1.210 in	N/A 1.210 in	N/A 1.210 in	N/A 1.210 in
D - Head Diameter	N/A .680 in	N/A .680 in	N/A .680 in	N/A .680 in	N/A .680 in
O - Ball Shoulder Diameter	N/A .293 in	N/A .293 in	N/A .293 in	N/A .293 in	N/A .293 in
S - Max. Housing I.D.	N/A .5625 in	N/A .5625 in	N/A .5625 in	N/A .5625 in	N/A .5625 in
E - Diameter	N/A .329 in	N/A .329 in	N/A .329 in	N/A .329 in	N/A .329 in
K - Boss Diameter	N/A .430 in	N/A .430 in	N/A .430 in	N/A .430 in	N/A .430 in
J - Wrench Flat Width	N/A .375 in	N/A .375 in	N/A .375 in	N/A .375 in	N/A .375 in
F - Boss Height	N/A .188 in	N/A .188 in	N/A .188 in	N/A .188 in	N/A .188 in
Ball Diameter	N/A .406 in	N/A .406 in	N/A .406 in	N/A .406 in	N/A .406 in
P - Drilled Hole Depth	N/A .750 in	N/A .750 in	N/A .750 in	N/A .750 in	N/A .750 in
C - Thread Depth [inch]	N/A .625 in	N/A .625 in	N/A .625 in	N/A .625 in	N/A .625 in
Thread Size	N/A 1/4-28
Thread Class	N/A UNJF-3B	N/A UNJF-3B	N/A UNJF-3B-LH	N/A UNJF-3B-LH	N/A UNJF-3B
M - Keyway Width	N/A
N - Keyway Height	N/A	N/A	N/A	N/A	N/A .060 in
R - Keyway Radius	N/A	N/A	N/A	N/A	N/A .083 in
a - Misalignment Angle	N/A 10 º	N/A 10 º	N/A 10 º	N/A 10 º	N/A 10 º
Approximate Brg. Weight	N/A .045 lb	N/A .045 lb	N/A .045 lb	N/A .045 lb	N/A .045 lb
Ultimate Radial Static Load Capacity	N/A 3,000 lb
Fatique Load	N/A 1,100 lb	N/A 1,100 lb	N/A 1,100 lb	N/A 1,100 lb	N/A 1,100 lb
Axial Proof Load	N/A 150 lb	N/A 150 lb	N/A 150 lb	N/A 150 lb	N/A 150 lb
No Load Rotational Breakaway Torque	N/A .5 to 6 in·lb	N/A .5 to 6 in·lb	N/A .5 to 6 in·lb	N/A .5 to 6 in·lb	N/A .5 to 6 in·lb
Keyway	N/A	N/A	N/A	N/A	N/A Keyway