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NSN 4730-00-277-6451, 4730002776451
Cancelled -> Replaced by 4730002870293

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 002776451
Codification Country
United States
Item Name Code
INC 03859
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
(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 4730-00-277-6451

National Stock Number (NSN) 4730-00-277-6451, or NIIN 002776451, (nut,tube coupling) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730002870293.

There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 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 a year. There have been 7 contracts issued for this part number, with 7 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: SPE7M321V1903, SPE7M019V026S, SPE7M318V1584, SPE7M318V1584, SPE7M317V2011. The total value of the awarded contracts has been US$ 11,150.98.

This NSN is very common among different weapons systems, belonging to 25 different platforms.

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 02, 2006, 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) 03859. [AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES:NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.]. This item does not have a nuclear hardened feature or any other critical feature 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 4730002776451 contains an unknown precious metal.

This NSN is associated to Schedule B 7318160000: nuts of iron or steel. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

III END ITEM IDENTIFICATION
(AGAV) GRUMMAN A10 AIRCRAFT BELL OBSERVATION HELICOPTER OH-5BA
FABRICATION METHOD
(AARN) ANY ACCEPTABLE
MATERIAL
(MATT) STEEL COMP 1137 OVERALL OR STEEL COMP 1141 OVERALL
END ITEM IDENTIFICATION
(AGAV) GRUMMAN A10 AIRCRAFT BELL OBSERVATION HELICOPTER OH-5BA
NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 0.188 INCHES
NOMINAL THREAD SIZE
(CQJX) 0.375 INCHES
NUT STYLE
(ACTA) TUBE COUPLING
NUT HEIGHT
(ADEA) 0.594 INCHES NOMINAL
LENGTH TO SHOULDER
(BRQL) 0.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL
(MATT) STEEL COMP 1137 OR STEEL COMP 1141 OVERALL
SMALLEST INSIDE DIAMETER
(BSPX) 0.242 INCHES NOMINAL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNF
THREAD QUANTITY PER INCH
(CMLP) 24
WIDTH ACROSS FLATS
(ASDB) 0.438 INCHES NOMINAL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL

Manufacturer Part Numbers

8176326

RNCC
5
RNVC
1
AN818

RNCC
5
RNVC
9
AN8183

RNCC
5
RNVC
1
AN8183

RNCC
5
RNVC
1
AN8183

RNCC
5
RNVC
9
AN8183

RNCC
2
RNVC
2
AS4841

RNCC
5
RNVC
9
MILF5509A

RNCC
5
RNVC
9
AS4841

RNCC
5
RNVC
1
SAEAS4841

RNCC
5
RNVC
1

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