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Retaining Ring NSN 5325-00-812-2931

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 5325-00-812-2931 NSN: 5325-00-812-2931

Features and Characteristics

Cross Sectional Shape
Rectangular
Casehardening Indicator
Not casehardened
Outside Diameter
Between 2.552 inches and 2.592 inches
Major Thickness
Between 0.075 inches and 0.081 inches
Ring Style
Internal inverted lugs
Usage Design
Internal
Material Hardness Rating
Between 47.0 rockwell c and 52.0 rockwell c
Material
Steel, fed standard 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090
Material
Steel, fed standard 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090
Surface Treatment
Cadmium and chromate
Surface Treatment
Cadmium, qq-p-416, type 2, class 3
FSC
5325 Fastening Devices
NIIN
008122931
NSN
5325008122931

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS16627-1237
Cage Code:
96906
Status:
A
MSDS:
Part Number:
4000-237-ST-CD
Cage Code:
97464
Status:
A
MSDS:
Part Number:
5008-237MD
Cage Code:
07382
Status:
A
MSDS:
Part Number:
5008-237-S-MD
Cage Code:
07382
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 5325-00-812-2931
What are the manufacturers of nsn 5325008122931?
Does this nsn 5325008122931 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5325008122931
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 5325008122931 contain any precious metals?
Precious metal content is unknown.
Does nsn 5325008122931 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5325008122931?
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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