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Retaining Ring

Model / MPN: RST275CD-M9 | NSN: 5325-01-147-2491
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
5325-01-147-2491
Sold in multiples of
10 EA
DEMIL
NO
Cross Sectional Shape
Double oval
Inside Diameter
Between 2.574 inches and 2.604 inches
Casehardening Indicator
Not casehardened
Outside Diameter
3.080 inches
Major Thickness
Between 0.090 inches and 0.093 inches
Ring Style
Spiral
Usage Design
External
Strength Rating
211000.0 pounds per square inch tensile
Material
Steel, federal standard 66, aisi/sae 1020 or steel, federal standard 66, aisi/sae 1025 or steel, federal standard 66, aisi/sae 1040 or steel, federal standard 66, aisi/sae 1060 or steel, mil-s-46049, comp 1074 or 1085
Material
Steel comp 1020 or steel comp 1025 or steel comp 1040 or steel comp 1060 or steel, mil-s-46049, comp 1074 or 1085
Material Specification
Fed standard 66 federal standard 1st material response or aisi 1020 assn standard single material response or sae 1020 assn standard single material response and federal standard 66 federal standard 2nd material response or aisi 1025 assn standard single material response or sae 1025 assn standard single material response and federal standard 66 federal standard 3rd material response or aisi 1040 assn standard single material response or sae 1040 assn standard single material response and federal standard 66 federal standard 4th material response or aisi 1060 assn standard single material response or sae 1060 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response
Surface Treatment
Cadmium, qq-p-416, type 2, class 2
RST275CD Series Parts

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RST275CD-M9 Cross Reference
  • 9M187-275