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NSN 4730-00-529-5025, 4730005295025
COUPLING HALF,SELF-SEALING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 005295025
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4730-00-529-5025

National Stock Number (NSN) 4730-00-529-5025, or NIIN 005295025, (coupling half,self-sealing) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated 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.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 05, 2017. There have been 3 contracts issued for this part number, with 13 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7MX16D0005, SPE7MX16D0005, SPE7MX16D0005, SPM7MX11D0040, SPM7MX11D0040. The total value of the awarded contracts has been US$ 34,899.71.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been very little 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 Dec 11, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 4730005295025 contains an unknown precious metal.

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

BASIC SHAPE STYLE
(AGTA) OVAL MOUNTING FLANGE
BOLT HOLE NOMINAL DIAMETER
(CWCQ) 0.201 INCHES
BOLT HOLE QUANTITY
(AECS) 6
BOLT CIRCLE NOMINAL DIAMETER
(CWCT) 2.375 INCHES
CONNECTION STYLE
(AHNC) FLARED ALL ENDS
CONNECTION TYPE
(AWLS) THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
FEATURES PROVIDED
(CBBL) SELF-SEALING
OVERALL LENGTH
(ABHP) 3.4844 INCHES NOMINAL
MATERIAL
(MATT) STEEL BODY
MAXIMUM OPERATING PRESSURE
(CQGM) 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER
(CWCD) 2.750 INCHES
NOMINAL THREAD SIZE
(CQJX) 1.062 INCHES ALL ENDS
SEAT ANGLE
(CQRB) 37.0 DEGREES
STYLE DESIGNATOR
(STYL) MALE COUPLING HALF
SURFACE TREATMENT
(SFTT) CADMIUM BODY
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD QUANTITY PER INCH
(CMLP) 12 ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UN ALL ENDS
UNABLE TO DECODE
(ACLH) UNABLE TO DECODE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED
(ACLH) 1.000 INCHES NOMINAL

Manufacturer Part Numbers


Related Inventory

7671CTA155S4-16D
4730-00-541-1116
Condition NE
COUPLING HALF,Q
Readily Available


 
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