NSN 4820-01-062-8021, 4820010628021
BEARING RETAINER

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 010628021
Codification Country: United States
Item Name Code: INC 77777
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 4820-01-062-8021

National Stock Number (NSN) 4820-01-062-8021, or NIIN 010628021, (bearing retainer) was assigned July 22, 1978 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2004, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820010628021 contains an unknown precious metal.

This information was last updated on May 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) MATERIAL PHOSPHOR BRONZE PER FED SPEC QQ-B-750 COMP A HARD; FLANGE DIA 1.625 IN.; BODY DIA 0.874 IN. MIN,0.875 IN. MAX; LENGTH OVERALL 0.625 IN.; FLANGE THICKNESS 0.257 IN.; BODY THICKNESS 0.365 IN. MIN/0.370 IN.; FLANGE ID 0.531 IN.; BODY ID 0.6880 IN. MIN/0.6885 IN. MAX; 4 0.188 IN. HOLES EQUALLY SPACED ON 1.250 IN. BOLT CIRCLE ON FLANGE FACE