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NSN 4730-00-825-2091, 4730008252091
NUT,TUBE COUPLING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 008252091
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 4730-00-825-2091

National Stock Number (NSN) 4730-00-825-2091, or NIIN 008252091, (nut,tube coupling) was assigned January 1, 1962 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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.

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.

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 4730008252091 contains an unknown precious metal.

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) 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM
NUT HEIGHT
(ADEA) 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM
NUT STYLE
(ACTA) TUBE COUPLING
MATERIAL
(MATT) STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.750 INCHES
NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 0.500 INCHES
SMALLEST INSIDE DIAMETER
(BSPX) 0.552 INCHES MINIMUM AND 0.557 INCHES MAXIMUM
SEAT ANGLE
(CRRB) 45.00 DEGREES NOMINAL
WIDTH ACROSS FLATS
(ASDB) 0.875 INCHES NOMINAL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 16
THREAD SERIES
(BZRR) UNJF
FABRICATION METHOD
(AARN) ANY ACCEPTABLE

Manufacturer Part Numbers


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