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NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Retaining Ring

Model / MPN: MIL-R-21248 TY 11 CL 2 | NSN: 5325-00-663-2379
ITAR Registered seal

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a par (s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes ring, connecting, round.

Product Details
NATO Stock Number
5325-00-663-2379
Sold in multiples of
1 EA
DEMIL
NO
Cross Sectional Shape
Rectangular
Inside Diameter
0.621 inches
Casehardening Indicator
Not casehardened
Major Thickness
0.035 inches
Ring Style
External bowed
Usage Design
External
Material Hardness Rating
Between 66.0 rockwell superficial 30-n and 71.0 rockwell superficial 30-n
End Play Takeup
0.020 inches
Material
Steel, fed federal standard 66, 1066 through 1090
Material
Steel, fed federal standard 66, 1066 through 1090
Surface Treatment
Cadmium and chromate
Surface Treatment
Cadmium and chromate
Nondefinitive Specification/std Data
Part no. Ms16628-1066

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MIL-R-21248 TY 11 CL 2 Cross Reference
  • MS16628-1066
  • MS16628-66
  • N1401-66AS
  • N1401-66CD
  • 3101-66-ST-CD
  • 5101-12-S-MD
  • 5101-66MD
  • CL21A7591-186
  • 77196-03