National Stock Number (NSN) 4240-01-543-5507, or NIIN 015435507, (harness,safety,industrial) was assigned September 15, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 874 contracts issued for this part number, with 1206 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE8EJ25F090X, SPE8EJ25F082E, SPE8EJ25F082P, SPE8EJ25F072A, SPE8EJ25F071R. The total value of the awarded contracts has been US$ 990,264.69.
This NSN is very common among different weapons systems, belonging to 47 different platforms.
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 Sep 18, 2019, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 09199. [AN ARRANGEMENT OF WAIST BAND, SHOULDER STRAPS AND HARDWARE SUCH AS BUCKLES AND RING, DEE. THE D-RING IS DESIGNED TO ACCOMMODATE A LIFE LINE. IT IS USED FOR SUPPORT, PROTECTION, RAISING AND/OR LOWERING THE WEARER WORKING IN PRECARIOUS PLACES SUCH AS MANHOLES, TANKS, AND THE LIKE. IT MAY BE EQUIPPED WITH A LIFE LINE AND ADJUSTABLE LEG SUPPORTS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 4240015435507 does not contain precious metals.
This NSN is associated to Schedule B 6307909995: made-up articles of textile material, nesoi. The Schedule B End Use is listed as apparel, household goods - textile. NAICS classification category 314999: all other miscellaneous textile product mills.
This information was last updated on Jul 01, 2025.