3D CAD and 2D Drawings

Find and download 3D CAD and 2D drawings for key Timken products.

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Standard C Type

  • Basis for all types of Lovejoy / Sier-Bath Continuous Sleeve Couplings
  • Low profile compact design is easy to implement
  • Single (flex-rigid) or double (flex-flex) engagement
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 C 3 HUB 2-3/4 5/8X5/16KW


N/A Gear Coupling Hubs

Hub Material

N/A AISI 1045


N/A Bored


N/A Metallic

Coupling Type

N/A Gear


N/A 11.80 lb

Dimensional Data

Bore Size 

N/A 2 3/4 in


N/A 3

Keyway Size (W x D)

N/A 5/8 x 5/16 in

Length thru Bore

N/A 5.750 in146.05 mm

Max. Bore (Dimensions ID1/ID2)

N/A 3.13 in79.50 mm

Dimension HD

N/A 4.750 in120.65 mm

Dimension HL

N/A 2.630 in66.80 mm

Dimension L1

N/A 4.890 in124.21 mm

Dimension L2

N/A 1.770 in44.96 mm

Dimension L3

N/A 0.250 in6.35 mm

Dimension TW

N/A 0.610 in15.49 mm

Cubic inches

N/A 59.33938 in³
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