NSN 5331-01-164-6843, 5331011646843
O-RING

Federal Supply Classification: FSC 5331 - O-Ring
National Item Identification Number: NIIN 011646843
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.

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DLMS^® Summary

National Stock Number 5331-01-164-6843

National Stock Number (NSN) 5331-01-164-6843, or NIIN 011646843, (o-ring) was assigned October 20, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 11 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 35 sources of supply.

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

This NSN is unique to one weapons system.

There has been a small amount of 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 Apr 14, 2001, 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) 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 5331011646843 does not contain precious metals.

This information was last updated on Nov 01, 2024.

Technical Characteristics

TEMP RATING: (ABJH) -65.0 DEG FAHRENHEIT AND 275.0 DEG FAHRENHEIT
ELONGATION PERCENTAGE: (ANYN) 160 MAXIMUM
CENTER HOLE DIAMETER: (ADYT) 0.978 INCHES MINIMUM AND 0.990 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATION: (CRTL) ZZZY
CROSS-SECTIONAL HEIGHT: (ADVN) 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
MATERIAL: (MATT) RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
PERIPHERAL DIAMETER: (ADYU) 1.262 INCHES NOMINAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: (ZZZY) MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TEMP RATING: (ABJH) -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT