NSN 5330-00-239-2881, 5330002392881
GASKET,SPIRAL WOUND

Federal Supply Classification: FSC 5330 - Packing and Gasket Materials
National Item Identification Number: NIIN 002392881
Codification Country: United States
Item Name Code: INC 37840
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: (Y) Information is in the Hazardous Materials Information Resource System (HMIRS).

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DLMS^® Summary

National Stock Number 5330-00-239-2881

National Stock Number (NSN) 5330-00-239-2881, or NIIN 002392881, (gasket,spiral wound) was assigned March 27, 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 assigned to Item Name Code (INC) 37840. [A CIRCULAR OR MODERATELY NONCIRCULAR SHAPED ITEM WITH AN APERTURE. IT IS CONSTRUCTED OF SPRING-LIKE METAL STRIPS, PREFORMED INTO A VEE SHAPE, LAMINATED WITH A SOFT FILLER. IT IS DESIGNED TO SEAL BETWEEN TWO NONDEFORMING SURFACES. IT MAY HAVE AN INNER AND/OR OUTER, SOLID OR SPIRAL WOUND COMPRESSION RING(S).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 5330002392881 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

CROSS-SECTIONAL THICKNESS: (ADVM) 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
MAXIMUM PRESSURE RATING: (CTQW) 300.0 POUNDS PER SQUARE INCH
MATERIAL: (MATT) ASBESTOS OVERALL AND RUBBER SYNTHETIC OVERALL AND STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) MIL-A-24058 TY 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL AND ASTM A167 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
III TEMP RATING: (ABJH) 875.0 DEG FAHRENHEIT
APERTURE DIAMETER: (ABVL) 9.297 INCHES MINIMUM AND 9.327 INCHES MAXIMUM
TEMP RATING: (ABJH) 875.0 DEG FAHRENHEIT
BEARING SURFACE WIDTH: (ADUV) 1.531 INCHES NOMINAL
GAGE RING OUTSIDE DIAMETER: (ADVA) 12.250 INCHES NOMINAL
GAGE RING THICKNESS: (ADWF) 0.117 INCHES MINIMUM AND 0.131 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA: (ZZZT) 300 SERIES
STYLE DESIGNATOR: (STYL) CIRCULAR
CROSS-SECTIONAL SHAPE STYLE: (AAGR) METAL WINDING W/ SOFT FILLER AND OUTER RING
OUTSIDE DIAMETER: (ABKV) 10.812 INCHES MINIMUM AND 10.874 INCHES MAXIMUM