5325-00-818-0872

5325-00-818-0872

Retaining Ring

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.

Summary

(NSN) National Stock Number
5325-00-818-0872
(FSCG) Federal Supply Classification Group
5325
(FSG) Federal Supply Group
Hardware and Abrasives
(FSC) Federal Supply Classification
Fastening Devices
(INC) Item Name Code
07623
(FIIG) Federal Item Identification Guide
T252-G
Assigment Date
01/01/1962

Datasheet

Casehardening Indicator

not casehardened

Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.

Cross-Sectional Shape Style

rectangular

The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.

Inside Diameter

0.390 inches minimum and 0.397 inches maximum

The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.

Material Document And Classification

ams 5520 assn std single material response

The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.

Material Hardness Rating

63.0 rockwell superficial 30-n minimum and 69.5 rockwell superficial 30-n maximum

A numeric value that reflects the hardness of the material when used in conjunction with a hardness rating scale.

Material

steel comp 632

The chemical compound or mechanical mixture properties of which the item is fabricated.

Ring Style

external

The style designation indicating the configuration that most nearly corresponds to the appearance of the ring.

Surface Treatment

passivate

The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

Usage Design

external

Indicates the designed use of the item.

Identification

Demilitarization Code

A

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Precious Metals Indicator

U

Precious metal content is unknown

Criticality Code

X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0007623

Master Cross-Reference List

CAGE Codes

CAGE Code Name
81349 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
07382 Rotor Clip Company, Inc.
79136 Truarc Company Llc Dba Waldes Truarc
73030 Hamilton Sundstrand Corporation Dba Collins Aerospace
66503 Woodward, Inc. Div Fuel Systems and Controls
96906 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
A486G Nimikkeistokeskus Ncb Finland
06848 Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
97464 Truarc Co Llc
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Replacements

Belows is the list of original National Stock Numbers that have been substituted by the current National Stock Number:
NSN Name Date
5325-00-282-1834 No Name Available 12/07/2020

Schedule B & Trade

Schedule B

9606-10-0000

Description

press-fasteners, snap-fasteners & press-studs & parts therefor

End Use

12640

Finished textile supplies

Unit of Quantity

GRS

USDA

Yes

(SITC) Standard International Trade Classification

89983

(NAICS) North American Industrial Classification System

339993

Freight Information

Air Commodity

BZ

Air Dimension

A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

National Motor Freight Class Rating

Q

70.0

Special Handling

9

Other or no special handling required (sh)

Type of Cargo

Z

No special type of cargo code applicable

Uniform Freight Classification Item Number

49790

Water Commodity

713

Metal hardware

Major Organizational Entity

XX

National Motor Freight Classification Item Number

095190

National Motor Freight Description

hardware, noi sub 9

National Motor Freight Classification Sub-Item Number

J

Distribution Standard System

Pack Cube Volume
0000.001157
Unit Pack Weight
000000.0040

FAQs

What is the FSCG of the NSN 5325-00-818-0872?

The FSCG of the NSN 5325-00-818-0872 is 5325

What is the NIIN of the NSN 5325-00-818-0872?

The NIIN of the NSN 5325-00-818-0872 is 00-818-0872

Does NSN 5325-00-818-0872 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5325-00-818-0872 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-818-0872 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5325-00-818-0872 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962

Price & Availability

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Stock Availability

This product is available in the following quantities and conditions:

New Surplus 592
New Material 7,554
Serviceable 11
As Removed 3
TOTAL 8,160
Availability of this item was last updated 02/25/2026 08:02 AM EST, and may have changed since then. Request a quote for up to date pricing and availability.

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