NSN 2530-00-700-1776, 2530007001776
RING SET,020,AIR COMPRESSORS

Federal Supply Classification: FSC 2530 - Vehicular Brake, Steering, Axle, Wheel, and Track Components
National Item Identification Number: NIIN 007001776
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: (P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 2530-00-700-1776

National Stock Number (NSN) 2530-00-700-1776, or NIIN 007001776, (ring set,020,air compressors) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 12 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts.

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

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 information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2530007001776 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSIST OF COMPRESSION RINGS 6,P/N 21269,OILVENTILATED RING,3,P/N 212170,OIL SCRAPER RING 3,P/N 212171,STD SIZE,COMPRESSION RINGS 6,P/N 213326,COMPRESSION RING 6,P/N 213329 6,COMPRESSION RING 6,P/N 213332,OIL VENTILATEDRINGS 3,P/N 213327,OIL VENTILATED RINGS 3,P/N 213330,VENTILATED RINGS 3,P/N 213333,OIL @SCRAPER RING,3P/N 213328,OIL @SCRAPER RING,3,P/N 213321,OIL @SCRAPER 3,P/N 213334,SIZE 0.020