NSN 4020-01-258-0299, 4020012580299
LINE,HALYARD

Federal Supply Classification: FSC 4020 - Fiber Rope, Cordage, and Twine
National Item Identification Number: NIIN 012580299
Codification Country: United States
Item Name Code: INC 77777
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: In Stock Qualified Suppliers: We have 8 qualified suppliers

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DLMS^® Summary

National Stock Number 4020-01-258-0299

National Stock Number (NSN) 4020-01-258-0299, or NIIN 012580299, (line,halyard) was assigned June 26, 1987 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 3 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, there are no suppliers that are 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 10 contracts issued for this part number, with 10 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE8EE21P0098, SPE8EE20P0727, SPE8EE18P0376, SPE8EE17V0095, SPE8EE17V0095. The total value of the awarded contracts has been US$ 14,784.17.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been a small amount of 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 01, 2016, 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) 77777. 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 4020012580299 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSIST OF 3 STRAND NYLON ROPE IAW MIL-R17343D; 40 FT. LG; 3/4 IN. CIR SPLICED W/BRASS SNAP HOOK, SWIVEL, CAGEC 39428, P/N 3903T42 ONE END AND STAINLESS STAAL RING, WELDED 3/16 IN. X 1 IN. CAGEC 39428, P/N 3779T81 OTHER END