NSN 4730-01-618-2403, 4730016182403
NIPPLE,TUBE

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 016182403
Codification Country: United States
Item Name Code: INC 03783
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: We have 2 qualified suppliers

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DLMS^® Summary

National Stock Number 4730-01-618-2403

National Stock Number (NSN) 4730-01-618-2403, or NIIN 016182403, (nipple,tube) was assigned April 17, 2013 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 a year. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M424P2485, SPE7M424P2485, SPE7M021V6757, SPE7M021P1329, SPE7M021V0791. The total value of the awarded contracts has been US$ 636.41.

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 18, 2013, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 03783. [A STRAIGHT, ONE-PIECE FITTING USED TO JOIN A TUBE OR TUBE FITTING TO ANOTHER TUBE OR TUBE FITTING. IT MAY HAVE ANY TYPE EXTERNALLY THREADED TUBE CONNECTIONS OF THE SAME SIZE ON BOTH ENDS AND IS USUALLY SHAPED EXTERNALLY AT THE CENTER TO ACCOMMODATE A WRENCH. IT MAY INCLUDE NUTS, SLEEVES, AND/OR GROMMETS.]. 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 4730016182403 does not contain precious metals.

This information was last updated on Aug 01, 2025.