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NSN 4730-01-543-0343, 4730015430343
NUT,TUBE COUPLING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 015430343
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 4730-01-543-0343

National Stock Number (NSN) 4730-01-543-0343, or NIIN 015430343, (nut,tube coupling) was assigned August 28, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 Mar 04, 2019. There have been 12 contracts issued for this part number, with 11 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M819P1742, SPE7M018V7700, SPE7M018V7700, SPE7M317V2343, SPE7M817V1598. The total value of the awarded contracts has been US$ 17,704.56.

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

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 29, 2008, 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) 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 4730015430343 does not contain precious metals.

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

LENGTH TO SHOULDER
(BRQL) 0.668 INCHES MINIMUM AND 0.688 INCHES MAXIMUM
NUT STYLE
(ACTA) TUBE COUPLING
NUT HEIGHT
(ADEA) 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM
MATERIAL
(MATT) STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE
(CQJX) 1.625 INCHES
NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 1.250 INCHES
SMALLEST INSIDE DIAMETER
(BSPX) 1.330 INCHES MINIMUM AND 1.335 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NUT, SLEEVE COUPLING, FLARELESS
SEAT ANGLE
(CRRB) 45.00 DEGREES NOMINAL
SPECIAL FEATURES
(FEAT) CORROSION RESISTANT STEEL (15-5) WITH CADMIUM PLATING
SPECIFICATION/STANDARD DATA
(ZZZK) 81343 - AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS
(ASDB) 2.000 INCHES NOMINAL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNJ
THREAD QUANTITY PER INCH
(CMLP) 12
FABRICATION METHOD
(AARN) ANY ACCEPTABLE

Manufacturer Part Numbers

AS18280

RNCC
5
RNVC
9
AS21921

RNCC
5
RNVC
9
MS21921V20P

RNCC
5
RNVC
9
MS21921V20P

RNCC
3
RNVC
2
AS21921

RNCC
5
RNVC
9
AS18280

RNCC
5
RNVC
9
SAEAS18280

RNCC
3
RNVC
1

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