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Tech Specifications

SKU: WSM-750-S02

Series: WSM

Ring Type: External

Units: Imperial

Ring Style: Spirolox (Spiral)

Shaft Diameter: 7.500 in

Groove Yield: 84,820 lb

Ring Shear: 176,240 lb

Groove Diameter: 7.180 in

Groove Width: 0.209 in

Material: 302 Stainless Steel

Rating: Heavy Duty

Number of Turns: 2

Ring Radial Wall: 0.437 in

Ring Thickness: 0.187 in

Alternative Ring Groove: Truarc (5100 & 5108), Eaton EN, Industrial RR (3100 & 4100), Anderton N1400

Free Inside Diameter: 7.130 in


The WSM Series Spirolox Retaining Ring is designed for the toughest retaining ring jobs. WHM & WSM series retaining rings use standard industry groove dimensions and are interchangeable with many stamped retaining rings. This series should be specified for thrust loads that demand deep groove, heavy section capacity.