Product Details | RETAINING RING

5325-00-281-6506 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: 20381, 5325-00-281-6506, 00-281-6506, 5325002816506, 002816506

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-281-6506

Drawings & Photos | NSN 5325-00-281-6506


Cross Reference | NSN 5325-00-281-6506

Part Number Cage Code Manufacturer
20381 35211 LAUSON DIVISION OF TECUMSEH PRODUCTS CO
20381 73095 CARTER-DAY INDUSTRIES INC HART-CARTER CO DIV

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Technical Data | NSN 5325-00-281-6506

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT PARKERIZED FINISH
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING NOT RATED
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A31 HOOKED
GAP OPENING STYLE B1
INSIDE DIAMETER 0.532 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
OUTSIDE DIAMETER 0.634 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D1 ROUND
MATERIAL DIAMETER 0.054 INCHES NOMINAL
USAGE DESIGN INTERNAL

Restrictions/Controls & Freight Information | NSN 5325-00-281-6506

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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
NMF Description 063520 WAVEGUIDE IN BOXES/CRATES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 723 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5325-00-281-6506

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative