NSN 4730-00-289-8734, 4730002898734
Cancelled -> Replaced by 4730006030649

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 002898734
Codification Country: United States
Item Name Code: INC 29658
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 4730-00-289-8734

National Stock Number (NSN) 4730-00-289-8734, or NIIN 002898734, (adapter,straight,swivel flange t) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4730002776378, 4730006030649.

There are 8 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that 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 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 04, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 29658. [AN ADAPTER HAVING A SWIVEL FLANGE CONNECTION ON ONE END DESIGNED TO PERMIT AXIAL ROTATION OF THE FITTING, USUALLY FOR THE EASE OF INSTALLATION, PRIOR TO SECURING IT TO A FLANGE OR MOUNTING PAD. THE OTHER END IS DESIGNED TO GRIP THE HOSE DIRECTLY, EITHER EXTERNALLY, INTERNALLY, OR BOTH. IT IS DESIGNED TO JOIN A FLANGE OR FLANGE FITTING TO A HOSE OR HOSE FITTING IN A STRAIGHT LINE. IT INCLUDES ITEMS DESIGNED TO ACCOMMODATE A SWIVEL FLANGE.]. 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 4730002898734 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

BOLT HOLE NOMINAL DIAMETER: (CWCQ) 0.203 INCHES 1ST END
FLANGE FACE DESIGN: (CWDF) RAISED SWIVEL 1ST END
NOMINAL WIDTH: (AKGF) UNABLE TO DECODE
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: (CWCY) 1.312 INCHES 1ST END
CONNECTION STYLE: (AHNC) UNABLE TO DECODE
NOMINAL THICKNESS: (CWCK) UNABLE TO DECODE
RAISED FACE NOMINAL HEIGHT: (CWDH) UNABLE TO DECODE
SURFACE TREATMENT: (SFTT) CADMIUM FLANGE
CONNECTION TYPE: (AWLS) FLANGE 1ST END
BOLT HOLE NOMINAL DIAMETER: (CWCQ) UNABLE TO DECODE
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: (CWDC) 1.312 INCHES 1ST END
SURFACE TREATMENT: (SFTT) CADMIUM NIPPLE
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: (CWDC) UNABLE TO DECODE
NOMINAL WIDTH: (AKGF) 1.750 INCHES 1ST END
NOMINAL THICKNESS: (CWCK) 0.234 INCHES 1ST END
SURFACE TREATMENT: (SFTT) ANODIZE SOCKET
FLANGE FACE DESIGN: (CWDF) UNABLE TO DECODE
BOLT HOLE QUANTITY: (AECS) UNABLE TO DECODE
BOLT HOLE QUANTITY: (AECS) 4 1ST END
NOMINAL LENGTH: (AKGG) UNABLE TO DECODE
FLANGE SHAPE: (ARKN) UNABLE TO DECODE
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: (CWCY) UNABLE TO DECODE
CONNECTION TYPE: (AWLS) UNABLE TO DECODE
RAISED FACE NOMINAL DIAMETER: (CWDL) UNABLE TO DECODE
MATERIAL: (MATT) UNABLE TO DECODE
BOLT HOLE NOMINAL DIAMETER: (CWCQ) 0.203 INCHES FIRST END
BOLT HOLE QUANTITY: (AECS) 4 FIRST END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: (CWCY) 1.312 INCHES FIRST END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: (CWDC) 1.312 INCHES FIRST END
CONNECTION TYPE: (AWLS) FLANGE FIRST END
CONNECTION TYPE: (AWLS) THREADED EXTERNAL HOSE GRIPPING SECOND END
CONNECTION STYLE: (AHNC) GRIPPING NIPPLE (NOSE) SECOND END
FURNISHED ITEMS AND QUANTITY: (TMQY) 1 HOSE SOCKET
FLANGE FACE DESIGN: (CWDF) RAISED SWIVEL FIRST END
FLANGE SHAPE: (ARKN) RECTANGULAR WITH HOLES FIRST END
MATERIAL: (MATT) ALUMINUM ALLOY SOCKET
MATERIAL: (MATT) STEEL FLANGE
MATERIAL: (MATT) STEEL NIPPLE
NOMINAL LENGTH: (AKGG) 1.750 INCHES FIRST END
NOMINAL THICKNESS: (CWCK) 0.234 INCHES FIRST END
NOMINAL OVERALL LENGTH: (CWFR) 2.790 INCHES
NOMINAL WIDTH: (AKGF) 1.750 INCHES FIRST END
RAISED FACE NOMINAL DIAMETER: (CWDL) 1.500 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT: (CWDH) 0.020 INCHES FIRST END
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE
NOMINAL LENGTH: (AKGG) 1.750 INCHES 1ST END
RAISED FACE NOMINAL HEIGHT: (CWDH) 0.020 INCHES 1ST END
RAISED FACE NOMINAL DIAMETER: (CWDL) 1.500 INCHES 1ST END