The Timken Company - HD Type with Keyway - Inch (Imperial) Bores

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HD Type Universal Joints incorporate induction hardened yoke ears for longer life using the standard pin and block design. It is ideal for applications with angles up to 25° and speeds of up to 1,750 RPM. Boot retaining grooves are standard. HD Type are available in round, hex, splined, or keyway bore.

For optimal wear and extended life, lubrication and boots are required. (Boots are available for purchase separately.) HDD and HDDX drive line assemblies can also be provided to increase life of your drive line or drive shaft.

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Unit of Measure

Items	68514445140 HD Type with Keyway - Inch (Imperial) Bores	68514476381 HD Type with Keyway - Inch (Imperial) Bores	68514448630 HD Type with Keyway - Inch (Imperial) Bores
Description	N/A HD8B-UJ-5/8X5/8	N/A HD8B-UJ-5/8-11X3/4	N/A HD14B-UJ-1-3/4X1-3/4-KW NSS BE
Bore A & B	N/A 5/8 x 5/8 in	N/A 5/8-11 x 3/4 in	N/A 1-3/4 in
Type	N/A Universal Joints - HD Type
Size	N/A HD8B	N/A HD8B	N/A HD14B
Material	N/A Steel
Set Screw Size	N/A 1/4-20	N/A 1/4-20	N/A No Setscrew
Keyway A & B (W x D)	N/A 3/16 x 3/32 in	N/A 3/16 x 3/32 in	N/A 7/16 x 7/32 in
Weight	N/A 0.90 lb	N/A 0.94 lb	N/A 11.35 lb
Style	N/A Bored
Outside Diameter	N/A 1.250 in	N/A 1.250 in	N/A 3.000 in
Overall Length	N/A 3.75 in	N/A 3.75 in	N/A 9.060 in
Color	N/A Metallic
Operating Temperature Range	N/A -30 to 212 ºF
Static Breaking Torque	N/A 5220.00 in·lb	N/A 5220.00 in·lb	N/A 65400.00 in·lb
Bore Depth (Dimension C)	N/A 1.060 in	N/A 1.060 in	N/A 2.750 in
Bore Type	N/A Finished Bore
Max. Bore (Dimensions ID1/ID2)	N/A 0.750 in18.00 mm	N/A 0.750 in18.00 mm	N/A 1.810 in48.00 mm
Max. Speed	N/A 1750.00 rpm
Static Breaking Torque	N/A 5220.00 in-lb	N/A 5220.00 in-lb	N/A 65400.00 in-lb
Main Pin Height (Dimension E)	N/A 1.880 in	N/A 1.880 in	N/A 4.53 in
Max. Angle Offset	N/A 25.00 º
Cubic inches	N/A 5.85938 in³	N/A 5.85938 in³	N/A 81.54000 in³