Spicer 2-4-473 Drive Shaft End Yoke General Design Type Round Bore U-Joint Series 1310 Bore Diameter P 1.000 SAE Keyway Width X 0.250 Hub Diameter R 2.125 Universal Joint Retaining Width E 3.469 Universal Joint Bearing Diameter D 1.062 Length Thru Bore Q 0.000 Centerline of Joint to End of Hub S 2.562 Set Screw Thread 0.375 Keyway Location 12 Set Screw Location Clock position viewed at Hub End and Keyway at 12 W 6 and 12 Joint Angle 0.000 Style Snap Ring