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NSN 4730-00-342-9556, 4730003429556
COUPLING HALF,QUICK DISCONNECT

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 003429556
Codification Country
United States
Item Name Code
INC 18681
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4730-00-342-9556

National Stock Number (NSN) 4730-00-342-9556, or NIIN 003429556, (coupling half,quick disconnect) was assigned January 15, 1974 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 assigned to Item Name Code (INC) 18681. [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 INTERNAL OR EXTERNAL QUICK DISCONNECT FEATURE FOR CONNECTING A MATING PART TO FORM A QUICK DISCONNECT COUPLING ASSEMBLY. THE FITTING MAY INCORPORATE A SELF-SEALING FEATURE FOR THE PURPOSE OF AUTOMATICALLY SHUTTING OFF THE FLOW OF FLUID WHEN DISCONNECTED FROM ITS MATING HALF. FOR SELF-SEALING FITTINGS WITH AN EXTERNAL OR INTERNAL THREADED DISCONNECT END, SEE COUPLING HALF, SELF-SEALING. SEE ALSO, CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.]. 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 4730003429556 contains an unknown precious metal.

This NSN is associated to Schedule B 7412200000: copper alloy tube or pipe fittings. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.

This information was last updated on .


Technical Characteristics

MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED
(CRWH) 250.0 DEG FAHRENHEIT GAS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED
(CQCJ) 300.0 POUNDS PER SQUARE INCH GAS
CONNECTION STYLE
(AHNC) PLAIN ALL ENDS
CONNECTION TYPE
(AWLS) INTERNAL QUICK DISCONNECT ALL ENDS
CONNECTION TYPE
(AWLS) THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
FEATURES PROVIDED
(CBBL) SELF-SEALING
OVERALL LENGTH
(ABHP) 2.390 INCHES MINIMUM AND 2.415 INCHES MAXIMUM
LEG LENGTH
(AHSJ) 0.484 INCHES MINIMUM AND 0.566 INCHES MAXIMUM
MATERIAL
(MATT) COPPER ALLOY BODY
NOMINAL THREAD SIZE
(CQJX) 0.375 INCHES ALL ENDS
QUICK DISCONNECT METHOD
(ADLN) SPRING PUSH-PULL ALL ENDS
QUICK DISCONNECT NOMINAL SIZE
(ADLP) 0.594 INCHES ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) NPT ALL ENDS
STYLE DESIGNATOR
(STYL) MALE COUPLING HALF

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B24N

RNCC
5
RNVC
2

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