NSN 4730-00-168-2028, 4730001682028
ELBOW,PIPE

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 001682028
Codification Country: United States
Item Name Code: INC 03768
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 4730-00-168-2028

National Stock Number (NSN) 4730-00-168-2028, or NIIN 001682028, (elbow,pipe) was assigned December 4, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. One of those 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 Apr 02, 2005, 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) 03768. [A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. BOTH CONNECTING ENDS HAVE STANDARD PIPE THREADS OR ARE UNTHREADED AND DESIGNED TO ACCOMMODATE A PIPE. IT MAY HAVE SIDE OR HEEL INLET(S). SEE ALSO ELBOW, TUBE; AND CONNECTOR, MULTIPLE, FLUID PRESSURE LINE. EXCLUDES:BEND, SOIL PIPE.]. 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 4730001682028 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

CONNECTION STYLE: (AHNC) PLAIN (PIPE) 2ND END
MATERIAL: (MATT) STEEL COMP 1115 OVERALL OR STEEL COMP 1116 OVERALL OR STEEL COMP 1117 OVERALL OR STEEL COMP 1118 OVERALL OR STEEL COMP 1119 OVERALL OR STEEL COMP 1120 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AISIC1115-C1120 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OR GW105729E0A5395-1 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE: (AWLS) THREADED EXTERNAL PIPE SECOND END
CONNECTION TYPE: (AWLS) THREADED INTERNAL PIPE FIRST END
CONNECTION STYLE: (AHNC) PLAIN (PIPE) FIRST END
CONNECTION STYLE: (AHNC) PLAIN (PIPE) SECOND END
FLOW ANGLE: (CRFY) 45.0 DEGREES
LEG LENGTH: (AHSJ) 1.156 INCHES NOMINAL FIRST END
LEG LENGTH: (AHSJ) 1.625 INCHES NOMINAL SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OR AISIC1115-C1120 ASSN STD SINGLE MATERIAL RESPONSE OR GW105729E0A5395-1 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: (MATT) STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1119 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1120 OVERALL
NOMINAL THREAD SIZE: (CQJX) 1.000 INCHES ALL ENDS
THREAD SERIES DESIGNATOR: (THSD) NPTF ALL ENDS
UNABLE TO DECODE: (CQGM) UNABLE TO DECODE
CONNECTION STYLE: (AHNC) PLAIN (PIPE) 1ST END
MAXIMUM OPERATING PRESSURE: (CQGM) 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE