W7C20-8-4MM

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W7C Clamp example — Series or category example. Refer to the model drawing for exact geometry and bores.

W7C SERIES / Clamp

W7C20-8-4MM

17-4 PH Stainless steel · Natural

Outside diameter20 mm

Length28 mm

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Specifications

Part number	W7C20-8-4MM
Series	W7C
Attachment	Clamp
Material	17-4 PH Stainless steel
Finish	Natural
Outside diameter	20 mm
Length	28 mm
Major bore	6.35 mm (1/4 in)
Minor bore	4 mm
Maximum speed (RPM)	10,000
Maximum torque	7.7Nm
Maximum operating temperature	600°F
Parallel misalignment	0.25 mm
Angular misalignment	Confirm with us
Axial motion	Confirm with us

Specifications are based on records collected on 20 July 2026. Missing or unverified values are marked “Confirm with us”. Check the model-specific manufacturer documentation and operating conditions before selection. Converted metric dimensions are rounded to three decimals.