Product Details | RETAINING RING

5325-00-281-6638 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: SK25012, SK250-12, P18247, 223863, 5325-00-281-6638, 00-281-6638, 5325002816638, 002816638

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-281-6638

Drawings & Photos | NSN 5325-00-281-6638


Cross Reference | NSN 5325-00-281-6638

Part Number Cage Code Manufacturer
223863 12603 CLARK EQUIPMENT CO
223863 40152 VME AMERICAS INC SUB OF VME GROUP N V
223863 77237 DANA OFF HIGHWAY PRODUCTS, LLC
223863 89749 CLARK MATERIAL HANDLING COMPANY
P18247 59690 KOEHRING CO LORAIN DIV
P18247 8E499 KOEHRING CRANES AND EXCAVATORS INC SUB OF NORTHWEST ENGINEERING CO
SK250-12 12603 CLARK EQUIPMENT CO
SK250-12 40152 VME AMERICAS INC SUB OF VME GROUP N V
SK250-12 77237 DANA OFF HIGHWAY PRODUCTS, LLC
SK250-12 89749 CLARK MATERIAL HANDLING COMPANY

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Technical Data | NSN 5325-00-281-6638

Characteristic Specifications
MATERIAL STEEL ASTM A576 FS1065
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING 42.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A3 ANGULAR CAP
GAP OPENING STYLE B1
INSIDE DIAMETER 2.250 INCHES NOMINAL
OUTSIDE DIAMETER 2.625 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLE D4 RECTANGULAR
MAJOR THICKNESS 0.063 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
USAGE DESIGN INTERNAL

Restrictions/Controls & Freight Information | NSN 5325-00-281-6638

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: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
NMF Description 063520 WAVEGUIDE IN BOXES/CRATES
Less than car load rating Q 70
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