Product Details | RETAINING RING

5325-00-121-8197 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.

Part Alternates: 3770922, 37709-22, 5325-00-121-8197, 00-121-8197, 5325001218197, 001218197

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 25 OCT 1968 00-121-8197

Drawings & Photos | NSN 5325-00-121-8197


Cross Reference | NSN 5325-00-121-8197

Part Number Cage Code Manufacturer
37709-22 66503 WOODWARD, INC. DBA WOODWARD

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Technical Data | NSN 5325-00-121-8197

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT BLACK OXIDE
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING NOT RATED
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A41 EXTERNAL
INSIDE DIAMETER 0.579 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLE D4 RECTANGULAR
MAJOR THICKNESS 0.035 INCHES NOMINAL
USAGE DESIGN INTERNAL

Restrictions/Controls & Freight Information | NSN 5325-00-121-8197

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type 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.
Category Code Description
No Freight Information