NDF Series Clutches are direct mounting Sprag clutches specially designed for backstop application where Compact space (dimensions) are required. This Clutches are directly mounted on Shaft.
This type is particularly suitable for use in equipment (gear units) where good concentricity between Shaft & Housing is required.
Requires Oil Lubrication.
For using this type of Clutch, Shaft must be carburized: To an Effective depth of 1.2/1.5 mm grinding.
Hardened to 60 HRC & Surface finish (Ra) 0.3 to 0.5 micron, Taper not to exceed 8 micron per inch (25.4 mm).
Concentricity: Shaft to be supported in bearings such that Shaft & Housing are concentric within 0.05 mm TIR.
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