NSN 5330-01-021-7919, 5330010217919
SEAL ASSEMBLY

Federal Supply Classification: FSC 5330 - Packing and Gasket Materials
National Item Identification Number: NIIN 010217919
Codification Country: United States
Item Name Code: INC 77777
Criticality: (N) This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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 5330-01-021-7919

National Stock Number (NSN) 5330-01-021-7919, or NIIN 010217919, (seal assembly) was assigned May 20, 1976 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 19, 2000, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5330010217919 contains an unknown precious metal.

This NSN is associated to Schedule B 8487900040: oil seals, other than those of chapter 40, machinery parts not containing electrical features. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) NASSEMBLY INCLUDES SEAL P/N A35475 FSCM 77842,MATING RING P/N B32848 FSCM 77842,O-RING P/N A39398 FSCM 77842 AND O-RING P/N A39399 FSCM 77842.USED AS ANTENNA SUPPORT ON AN/FPS-66.PART OF MODEL CU1270 ROTARY COUPLER
END ITEM IDENTIFICATION: (AGAV) AIR ROUTE SURVEILLANCE RADAR 1,ARSR1
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) ASSEMBLY INCLUDES SEAL P/N A35475 FSCM 77842,MATING RING P/N B32848 FSCM 77842,O-RING P/N A39398 FSCM 77842 AND O-RING P/N A39399 FSCM 77842.USED AS ANTENNA SUPPORT ON AN/FPS-66.PART OF MODEL CU1270 ROTARY COUPLER