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Retaining Ring NSN 5325-01-656-9840

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 5325-01-656-9840 NSN: 5325-01-656-9840

Features and Characteristics

Cross Sectional Shape
Round
Casehardening Indicator
Casehardened
Outside Diameter
0.415 inches
Minor Thickness
0.023 inches
Major Thickness
0.027 inches
Ring Style
Internal
Material Diameter
Between 0.391 inches and 0.403 inches
Gap Opening
Opening 90 degrees or more
Usage Design
Internal
Material Hardness Rating
Between 51.0 rockwell c and 55.0 rockwell c
Strength Rating
120000.0 pounds per square inch tensile
Material
Steel
Surface Treatment
Phosphate
FSC
5325 Fastening Devices
NIIN
016569840
NSN
5325016569840

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6LD08
Cage Code:
25795
Status:
A
MSDS:
Part Number:
11B5190588-1
Cage Code:
5B5M3
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5325-01-656-9840
What are the manufacturers of nsn 5325016569840?
Does this nsn 5325016569840 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5325016569840
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 5325016569840 contain any precious metals?
Precious metals vary between manufacturers.
Does nsn 5325016569840 contain any hazardous materials?
Hazardous material unknown.
What is the ESD classification of nsn 5325016569840?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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