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NSN 4730-01-030-8521, 4730010308521
Cancelled -> Replaced by 4730010408139

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 010308521
Codification Country
United States
Item Name Code
INC 03771
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 4730-01-030-8521

National Stock Number (NSN) 4730-01-030-8521, or NIIN 010308521, (elbow,tube) was assigned November 12, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730010408139.

There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 somewhat common among different platforms, belonging to 5 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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 03771. [A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM A STRAIGHT FLOW. BOTH CONNECTING ENDS HAVE MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT MAY HAVE SIDE OR HEEL INLET(S). SEE ALSO ELBOW, PIPE AND 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 4730010308521 contains an unknown precious metal.

This NSN is associated to Schedule B 7307929000: threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes. 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

CONNECTION STYLE
(AHNC) FLARELESS (TUBE) 2ND END
CONNECTION TYPE
(AWLS) THREADED EXTERNAL TUBE 2ND END
CONNECTION TYPE
(AWLS) THREADED INTERNAL TUBE 1ST END
CONNECTION STYLE
(AHNC) SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) 1ST END
FLOW ANGLE
(CRFY) 45.0 DEGREES
NOMINAL THREAD SIZE
(CQJX) 0.750 INCHES ALL ENDS
LEG LENGTH
(AHSJ) 0.916 INCHES NOMINAL 2ND END
LEG LENGTH
(AHSJ) 0.934 INCHES NOMINAL 1ST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 1137 OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED
(CWFD) 0.500 INCHES ALL ENDS
SEAT ANGLE
(CQRB) 12.0 DEGREES ALL ENDS
SPECIAL FEATURES
(FEAT) SUPPORTS 1025-01-026-6648;HOWITZER,MED. TOWED 155-MM,M198
THREAD CLASS
(AAJD) 3A 2ND END
THREAD CLASS
(AAJD) 3B 1ST END
THREAD SERIES DESIGNATOR
(THSD) UNJF ALL ENDS
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL

Manufacturer Part Numbers


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