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NSN 5331-00-166-8391, 5331001668391
Cancelled -> Replaced by 5331006491822

Federal Supply Classification
FSC 5331 - O-Ring
National Item Identification Number
NIIN 001668391
Codification Country
United States
Item Name Code
INC 47946
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 5331-00-166-8391

National Stock Number (NSN) 5331-00-166-8391, or NIIN 001668391, (o-ring) was assigned November 19, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 9 stock numbers. Five of the National Stock Numbers that it replaces are: 5331006491822, 5330011130595, 5330003520422, 5330007629178, 5330010265849.

There are 32 manufacturer part numbers associated with this NSN. 11 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 17 suppliers. Today, 14 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 11 sources of supply.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 18 contracts issued for this part number, with 22 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M224P1969, SPE7M224P0329, SPE7M224P0329, SPE7M223P4146, SPE7M223P4146. The total value of the awarded contracts has been US$ 40,059.13.

This NSN is very common among different weapons systems, belonging to 129 different platforms.

There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 7 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. 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 is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5331001668391 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) 1.724 INCHES MINIMUM AND 1.754 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT
(ADVN) 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 75.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER
(ABHE) 1.858 INCHES MINIMUM AND 1.900 INCHES MAXIMUM
MATERIAL
(MATT) RUBBER FLUOROCARBON CLASS FPM
TEMP RATING
(ABJH) -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT
TEMP RATING
(ABJH) -15.0 DEG FAHRENHEIT AND 400.0 DEG FAHRENHEIT

Manufacturer Part Numbers

AMS7276

RNCC
5
RNVC
9
AS3085031

RNCC
5
RNVC
9
AS3209031

RNCC
5
RNVC
9
D11200FFITEM1

RNCC
C
RNVC
1
J221P031

RNCC
5
RNVC
2
J221P031

RNCC
5
RNVC
9
M832481031ES

RNCC
5
RNVC
9
M832481031

RNCC
5
RNVC
9
M832481031

RNCC
5
RNVC
9
M834851031

RNCC
5
RNVC
9
MILR2765031ES

RNCC
5
RNVC
9
MILR83248

RNCC
5
RNVC
9
S9413031

RNCC
5
RNVC
9
S9413031

RNCC
5
RNVC
9
S9413031

RNCC
C
RNVC
1
700031357

RNCC
C
RNVC
1
700031433C

RNCC
C
RNVC
1
705B504P23

RNCC
E
RNVC
8
705B504P23

RNCC
E
RNVC
8
705B504P23

RNCC
E
RNVC
8
8921507

RNCC
C
RNVC
1
9994213B0589D

RNCC
C
RNVC
1
9994213F0689D

RNCC
C
RNVC
1
00010039R

RNCC
5
RNVC
2
00010039R

RNCC
C
RNVC
1
15317584

RNCC
5
RNVC
9
2031V074775

RNCC
5
RNVC
2
2031V116475

RNCC
5
RNVC
2
2031V122675

RNCC
5
RNVC
2
2031V74775

RNCC
C
RNVC
1
20A11EM031

RNCC
C
RNVC
1
31001039

RNCC
C
RNVC
1
AMS7276

RNCC
5
RNVC
1
AS3209031

RNCC
3
RNVC
2
M832481031

RNCC
5
RNVC
9
5331PL0653309

RNCC
6
RNVC
9
M832481031

RNCC
5
RNVC
2
AS3209031

RNCC
5
RNVC
2
M832481031

RNCC
5
RNVC
2
SAEAMS7276

RNCC
3
RNVC
1

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