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NSN 4730-00-928-3603, 4730009283603
NUT,TUBE COUPLING

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 009283603
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 4730-00-928-3603

National Stock Number (NSN) 4730-00-928-3603, or NIIN 009283603, (nut,tube coupling) was assigned August 24, 1966 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. 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 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 Feb 02, 2017, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

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 4730009283603 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

FABRICATION METHOD
(AARN) MACHINED
LARGEST OUTSIDE DIAMETER
(AGWM) 1.984 INCHES NOMINAL
NUT HEIGHT
(ADEA) 1.250 INCHES NOMINAL
NUT STYLE
(ACTA) TUBE COUPLING
LENGTH TO SHOULDER
(BRQL) 0.681 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 431 OVERALL
NOMINAL THREAD SIZE
(CQJX) 1.875 INCHES
NOMINAL TUBE OUTSIDE DIAMETER
(CQRJ) 1.500 INCHES
SEAT ANGLE
(CRRB) 33.0 DEGREES NOMINAL
SMALLEST INSIDE DIAMETER
(BSPX) 1.520 INCHES NOMINAL
SPECIAL FEATURES
(FEAT) 3 0.074 IN. DIA HOLES DRILLED FOR LOCKWIRE
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 12
THREAD SERIES
(BZRR) UN
WIDTH ACROSS FLATS
(ASDB) 1.625 INCHES NOMINAL
SPECIFICATION/STANDARD DATA
(ZZZK) 80205-NAS597 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

Manufacturer Part Numbers


Related Inventory

NAS596-24H-APL
NUT
Readily Available


 
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