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Retaining Ring NSN 5325-01-147-2491

Item Description

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 part(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.

NSN 5325-01-147-2491 NSN: 5325-01-147-2491

Features and Characteristics

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
FSC
5325 Fastening Devices
NIIN
011472491
NSN
5325011472491

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9M187-275
Cage Code:
76301
Status:
A
MSDS:
Part Number:
RST275CD-M9
Cage Code:
80756
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9606100000
  • NAICS: 339993
  • SITC: 89983
  • Description: Press-fasteners, snap-fasteners & press-studs & parts therefor
  • End Use (Code 12640):
    Finished textile supplies

Q & A

Frequently asked questions for NSN 5325-01-147-2491
What are the manufacturers of nsn 5325011472491?
Does this nsn 5325011472491 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5325011472491
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 part(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.
Does nsn 5325011472491 contain any precious metals?
No precious metal content.
Does nsn 5325011472491 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5325011472491?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
07623
FIIG:
T252-G
App. Key:
GA
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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