National Stock Number
4240-01-537-5686
National Stock Number (NSN) 4240-01-537-5686, or NIIN 015375686, (curtain,safety,welding) was assigned February 14, 2006 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 06, 2012. There have been 3 contracts issued for this part number, with 3 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: SPM8EH12V0468, SPM8EH11V1437, SPM8EH11V0935, SPM8EH11V0935. The total value of the awarded contracts has been US$ 3,264.00.
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 Dec 10, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 34761. [AN ITEM DESIGNED SPECIFICALLY TO SURROUND A WELDING OPERATION TO CONTAIN SPARKS, HOT METAL FRAGMENTS AND THE LIKE, WITHIN A CONFINED AREA TO PROVIDE SAFETY AND PROTECTION TO PERSONNEL AND EQUIPMENT OUTSIDE THE AREA. IT IS ALSO DESIGNED TO REDUCE NOISE POLLUTION. IT HAS GROMMETS OR IS DESIGNED TO ACCOMMODATE HOOKS TO HANG THE CURTAIN ONTO RODS. IT MAY INCLUDE WEIGHTS SEWN INTO THE HEM SO THAT THE CURTAIN WILL HANG PROPERLY.]. 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 4240015375686 does not contain precious metals.
This information was last updated on Aug 01, 2025.