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NSN 4730-01-578-1785, 4730015781785
NUT,TUBE COUPLING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 015781785
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4730-01-578-1785

National Stock Number (NSN) 4730-01-578-1785, or NIIN 015781785, (nut,tube coupling) was assigned September 29, 2009 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 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 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.

This NSN is unique to one weapons system.

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 4730015781785 does not contain precious metals.

This information was last updated on .


Technical Characteristics

NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 0.250 INCHES
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES
NUT STYLE
(ACTA) TUBE COUPLING
NUT HEIGHT
(ADEA) 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM
LENGTH TO SHOULDER
(BRQL) 0.537 INCHES MINIMUM AND 0.557 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP 304 OVERALL
SEAT ANGLE
(CRRB) 45.00 DEGREES NOMINAL
SMALLEST INSIDE DIAMETER
(BSPX) 0.300 INCHES MINIMUM AND 0.305 INCHES MAXIMUM
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNJF
THREAD QUANTITY PER INCH
(CMLP) 20
WIDTH ACROSS FLATS
(ASDB) 0.562 INCHES NOMINAL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

Manufacturer Part Numbers


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