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ES-21
In stock
SKU
ES-21
External, Metric Light Medium Duty, Spirolox

Tech specifications

More Information
SKU ES-21
Series ES
Ring Type External
Units Metric
Ring Style Spirolox (Spiral)
Shaft Diameter 21.00 mm
Groove Diameter 19.72 mm
Groove Diameter Tolerance +/-.075
Groove Width 1.20 mm
Groove Width Tolerance +.080/-.000
Free Inside Diameter 19.57 mm
Free Inside Diameter Tolerance +.00/-.33
Ring Thickness 1.07 mm
Ring Thickness Tolerance +/-.05
Ring Radial Wall 1.65 mm
Radial Wall Tolerance +.08/-.13
Material Carbon Steel
Rating Light Medium Duty
Number of Turns 2
Free Inside Ring Diameter 19.57
Specifications Aerospace MA 4016
Ring Shear 23,510 N
Groove Yield 6,550 N

ES-21

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.