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Tech Specifications

SKU: ES-27-S02

Series: ES

Ring Type: External

Units: Metric

Ring Style: Spirolox (Spiral)

Shaft Diameter: 27.00 mm

Groove Yield: 10,910 N

Ring Shear: 31,170 N

Groove Diameter: 25.35 mm

Groove Width: 1.40 mm

Material: 302 Stainless Steel

Rating: Light Medium Duty

Number of Turns: 2

Ring Radial Wall: 2.64 mm

Ring Thickness: 1.27 mm

Free Inside Diameter: 25.04 mm


The ES Series metric retaining rings are Smalley's standard Spiral Retaining Rings produced to Metric Aerospace specifications. They fit grooves specifically designed for 2-turn spiral retaining rings and accommodate light to medium duty applications.