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Tech Specifications

SKU: WH-337

Series: WH

Ring Type: Internal

Units: Imperial

Ring Style: Spirolox (Spiral)

Housing Diameter: 3.375 in

Groove Yield: 12,410 lb

Ring Shear: 27,170 lb

Groove Diameter: 3.479 in

Groove Width: 0.068 in

Material: Carbon Steel

Rating: Medium Duty

Number of Turns: 2

Ring Radial Wall: 0.188 in

Ring Thickness: 0.061 in

Free Outside Ring Diameter: 3.509 in


The WH Series Spirolox Retaining Ring is Smalley's most popular retaining ring series. Smalley engineers have developed the greatest number of standard retaining ring sizes in this series, allowing customers to easily select and order parts for their applications. WH & WS spiral rings easily handle thrust loads imposed by light or medium series bearings.