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NSN 4730-01-175-7082, 4730011757082
COUPLING HALF,SELF-SEALING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 011757082
Codification Country
United States
Item Name Code
INC 18281
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 4730-01-175-7082

National Stock Number (NSN) 4730-01-175-7082, or NIIN 011757082, (coupling half,self-sealing) was assigned April 4, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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.

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

This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 18281. [A FLUID LINE FITTING HAVING A PIPE, TUBE OR HOSE CONNECTION OR A THROUGH HOLE TO ACCOMMODATE A BOLT, FLUID PASSAGE ON ONE END. THE OTHER END MUST HAVE AN EXTERNAL OR INTERNAL THREAD FOR CONNECTING A MATING PART TO FORM A SELF-SEALING COUPLING ASSEMBLY. THE FITTING HAS EITHER A SELF-SEALING FEATURE FOR THE PURPOSE OF AUTOMATICALLY SHUTTING OFF THE FLOW OF FLUID WHEN DISCONNECTED FROM ITS MATING HALF, OR, IF IT HAS NO SELF-SEALING FEATURE, IS SPECIFICALLY DESIGNED TO MATE WITH A FITTING WITH A SELF-SEALING FEATURE. FOR SELF-SEALING FITTINGS WITH A QUICK DISCONNECT END, SEE COUPLING HALF, QUICK DISCONNECT. FOR FLUID LINE FITTINGS WITHOUT A SELF-SEALING FEATURE, SEE COUPLING (AS MODIFIED).]. 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 4730011757082 does not contain precious metals.

This NSN is associated to Schedule B 7307199030: unions, pipe, of iron or steel, cast. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.

This information was last updated on .


Technical Characteristics

UNABLE TO DECODE
(ACLH) UNABLE TO DECODE AND UNABLE TO DECODE
CONNECTION TYPE
(AWLS) THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
CONNECTION STYLE
(AHNC) FLARED ALL ENDS
FEATURES PROVIDED
(CBBL) SELF-SEALING
MATERIAL
(MATT) STEEL BODY
MAXIMUM OPERATING PRESSURE
(CQGM) 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES ALL ENDS
SEAT ANGLE
(CQRB) 37.0 DEGREES
SPECIAL FEATURES
(FEAT) FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY
STYLE DESIGNATOR
(STYL) MALE COUPLING HALF
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UNF ALL ENDS
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED
(ACLH) 0.250 INCHES MINIMUM AND 0.375 INCHES MAXIMUM

Manufacturer Part Numbers


Related Inventory

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