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Retaining Ring NSN 5325-01-156-1381

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 5325-01-156-1381 NSN: 5325-01-156-1381

Features and Characteristics

Inside Diameter
Between 3.490 inches and 3.540 inches
Casehardening Indicator
Not casehardened
Outside Diameter
Between 3.894 inches and 3.924 inches
Ring Style
Spiral
Material
Steel, ams 5519
Material
Steel comp 301
Material Specification
Ams 5519 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Surface Treatment
Passivated, qq-p-35
FSC
5325 Fastening Devices
NIIN
011561381
NSN
5325011561381

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4075T13P02
Cage Code:
99207
Status:
A
MSDS:
Part Number:
D-PRC-389-SP
Cage Code:
80756
Status:
A
MSDS:
Part Number:
J204P0375
Cage Code:
07482
Status:
A
MSDS:
Part Number:
RR-375SP
Cage Code:
80756
Status:
A
MSDS:
Part Number:
10160174
Cage Code:
A486G
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 5325-01-156-1381
What are the manufacturers of nsn 5325011561381?
Does this nsn 5325011561381 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5325011561381
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 5325011561381 contain any precious metals?
No precious metal content.
Does nsn 5325011561381 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5325011561381?
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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