The Timken Company - Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends

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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 - Alloy steel - heat treated - protective coated for corrosion resistance.
Ball - Alloy steel - heat treated - hard chrome plated.
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

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Unit of Measure

Items	PRXM-5T-1 Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends	PRXB-5T-1 Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends	PRXM-6T-4 Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends	PRXB-6T-4 Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends	PRXM-7T-1 Aurora Bearing Special Size PRXM-T & PRXB-T Series Race Car Rod Ends
Thread Type	N/A Right Hand	N/A Left Hand	N/A Right Hand	N/A Left Hand	N/A Right Hand
Thread Configuration	N/A Male
B - Ball Bore	N/A .3125 in	N/A .3125 in	N/A .3750 in	N/A .3750 in	N/A .4375 in
W - Ball Width	N/A .437 in	N/A .437 in	N/A .500 in	N/A .500 in	N/A .562 in
H - Head Width	N/A .327 in	N/A .327 in	N/A .416 in	N/A .416 in	N/A .452 in
A - Base to Center	N/A 2.687 in	N/A 2.687 in	N/A 2.750 in	N/A 2.750 in	N/A 2.500 in
D - Head Diameter	N/A 1.025 in	N/A 1.025 in	N/A 1.250 in	N/A 1.250 in	N/A 1.250 in
Ball Diameter	N/A .593 in	N/A .593 in	N/A .687 in	N/A .687 in	N/A .781 in
C - Thread Length	N/A 1.750 in	N/A 1.750 in	N/A 1.750 in	N/A 1.750 in	N/A 1.437 in
Thread Size	N/A 7/16-20	N/A 7/16-20	N/A 1/2-20	N/A 1/2-20	N/A 1/2-20
Thread Class	N/A UNJF-3A	N/A UNJF-3A-LH	N/A UNJF-3A	N/A UNJF-3A-LH	N/A UNJF-3A
a - Misalignment Angle	N/A 14 º	N/A 14 º	N/A 8 º	N/A 8 º	N/A 10 º
Approximate Brg. Weight	N/A
Ultimate Radial Static Load Capacity	N/A 15,671 lbs	N/A 15,671 lbs	N/A 22,977 lbs	N/A 22,977 lbs	N/A 21,309 lbs