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NSN 5331-01-227-2810, 5331012272810
O-RING

Federal Supply Classification
FSC 5331 - O-Ring
National Item Identification Number
NIIN 012272810
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 5331-01-227-2810

National Stock Number (NSN) 5331-01-227-2810, or NIIN 012272810, (o-ring) was assigned March 1, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 12, 2018. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E819V0387, SPE5E814M3580. The total value of the awarded contracts has been US$ 246.80.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

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 May 16, 2014, 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 5331012272810 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 .


Technical Characteristics

CENTER HOLE DIAMETER
(ADYT) 4.375 INCHES NOMINAL
CROSS-SECTIONAL HEIGHT
(ADVN) 0.125 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATION
(CRTL) ZZZY
MATERIAL
(MATT) RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
(ZZZY) CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
(ZZZY) CLEAN IN ACCORDANCE WITH MIL-STD-1330

Manufacturer Part Numbers

0561C003111

RNCC
7
RNVC
2
0561C003111

RNCC
5
RNVC
9
09245

RNCC
C
RNVC
1
2245

RNCC
5
RNVC
9
2245CP

RNCC
5
RNVC
2
2245N67470

RNCC
3
RNVC
1
2245N67470

RNCC
C
RNVC
1

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