NSN 5331-01-314-0901, 5331013140901
O-RING

Federal Supply Classification: FSC 5331 - O-Ring
National Item Identification Number: NIIN 013140901
Codification Country: United States
Item Name Code: INC 47946
Criticality: (Y) This item does not have a nuclear hardened feature but does have other critical feature(s) 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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5331-01-314-0901

National Stock Number (NSN) 5331-01-314-0901, or NIIN 013140901, (o-ring) was assigned January 23, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

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

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 08, 2017, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 47946. [A NONMETALLIC CIRCULAR ITEM WITH AN APERATURE, HAVING A SOLID ROUND CROSS-SECTION. THEY ARE USED PRIMARILY FOR SEALING. FOR ITEMS WITH OTHER THAN ROUND CROSS SECTION, SEE PACKING,PREFORMED. FOR NONCIRCULAR ITEMS WITH A ROUND CROSS-SECTION, SEE SEAL,NONMETALLIC ROUND SECTION AND RUBBER,ROUND SECTION.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 5331013140901 does not contain precious metals.

This NSN is associated to Schedule B 4016930000: gaskets, washers and other seals, of vulcanized rubber other than hard rubber. The Schedule B End Use is listed as industrial rubber products. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

TEMP RATING: (ABJH) 40.0 DEG FAHRENHEIT AND 200.0 DEG FAHRENHEIT
CENTER HOLE DIAMETER: (ADYT) 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT: (ADVN) 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATION: (CRTL) ZZZY
MATERIAL: (MATT) RUBBER ETHYLENE-PROPYLENE CLASS EPM
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: (ZZZY) AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPCIAL QUALITY CONTROL PROVISIONS
TEMP RATING: (ABJH) 40.0 FAHRENHEIT AND 200.0 FAHRENHEIT
TEST DATA DOCUMENT: (TEST) 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).