National Stock Number
4030-01-525-1233
National Stock Number (NSN) 4030-01-525-1233, or NIIN 015251233, (latch,safety,hook) was assigned October 28, 2004 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 Sep 17, 2018. There have been 5 contracts issued for this part number, with 16 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4A618V521K, SPE4A613D5310, SPE4A613D5310, SPE4A613D5310, SPE4A613D5310. The total value of the awarded contracts has been US$ 7,502.76.
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 Sep 15, 2015, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 42519. [AN ITEM WHICH IS MOUNTED ON THE OPENING OF A HOOK AND PREVENTS SLIPPING AND/OR LOAD LOSS. IT AUTOMATICALLY RETURNS TO ITS INITIAL POSITION BY SPRING ACTION. IT MAY INCLUDE A SPRING, BOLT, NUT AND/OR CLAMP.]. 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 4030015251233 does not contain precious metals.
This information was last updated on Aug 01, 2025.