National Stock Number
5310-01-508-3736
National Stock Number (NSN) 5310-01-508-3736, or NIIN 015083736, (washer,direct tension indicating) was assigned May 20, 2003 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, 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) 41698. [AN ITEM ROUND IN SHAPE HAVING A CENTALLY LOCATED HOLE. IT CONSIST OF A STEEL RING WITH PROTRUSIONS ON ONE FACE. WHEN THE ITEM IS PLACED UNDER THE BOLT HEAD OR NUT END, THE PROTRUSIONS CREATE A GAP. AS THE BOLT IS TENSIONED, THE CLAMPING FORCE FLATTENS THE PROTRUSIONS REDUCING THE GAP. CORRECT BOLT TENSION IS EVALUATED BY OBSERVING THE REMAINING GAP.]. 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 5310015083736 does not contain precious metals.
This information was last updated on Jul 01, 2025.