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    A complete CJ Series coupling is comprised of two standard CJ hubs and one CJ spider. Four types of spiders are available for the CJ Series.
Unit of Measure



N/A Lovejoy: CAD Models are accurate envelope dimensions only. Features such as bore size and keyway are not rendered or are only representative. Contact Lovejoy Technical Support or refer to product catalogs for details.



N/A CJ 38/45B HUB PM 14T 12/24 LOC

Hub Style



N/A Curved Jaw Couplings

Hub Material

N/A Powder Metal


N/A Bored


N/A Metallic

Bore Type 

N/A Special Spline Bore


N/A 3.41 lb

Dimensional Data

Coupling Size

N/A 38/45

Set Screw Style Coupling Size (Dimension T)

N/A 1/2-13

Length thru Bore (Dimensions LTB1/LTB2)

N/A 1.770 in44.96 mm

Outside Diameter

N/A 3.150 in

Overall Coupling Length

N/A 4.490 in114.05 mm

Spline Size 

N/A 14T Spline 12/24 DP

Min. Bore (Dimensions ID1/ID2)

N/A 1.380 in

Max. Bore (Dimensions ID1/ID2)

N/A 1.75 in

Dimension HD

N/A 3.15 in

Cubic inches

N/A 14.06672 in³

Performance Data

Normal Temperature Range (with 80 Shore A, 92 Shore A, and 95/98 Shore A spiders)

N/A -40 to 212 ºF

Max. Temperature Range (with 80 Shore A, 92 Shore A, and 95/98 Shore A spiders)

N/A -50 to 248 ºF

Nominal Torque (with 92 Shore A spider)

N/A 1680 in·lb190 N·m

Max Torque (with 92 Shore A spider)

N/A 3360 in·lb380.00 N·m

Max. Speed

N/A 7100 rpm
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