National Stock Number (NSN) 6635-00-641-7346, or NIIN 006417346, (tester,spring resiliency) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5120004498028, 5120008309723.
There are 2 manufacturer part numbers 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. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625PQ592. The total value of the awarded contracts has been US$ 3,100.00.
This NSN is somewhat common among different platforms, belonging to 8 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 2,462. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 01, 2020, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13502. [AN APPARATUS, DEVICE, OR INSTRUMENT WHICH IS SPECIFICALLY DESIGNED FOR TESTING SPRING RESILIENCY BY SUBJECTION TO THE DESIRED STRAIN AND INDICATING THIS FORCE IN UNITS OF WEIGHT. INDICATION MAY BE BY MEANS OF A DIAL, GRADUATED SCALE, A PRESSURE GAGE, A WEIGHING SCALE, OR BY THE GRADUATED SCALE OF A TORQUE INDICATOR WRENCH. THE FORCE MAY BE APPLIED MECHANICALLY, HYDRAULICALLY, OR MANUALLY. MAY HAVE A FIXED OR ADJUSTABLE PLATFORM LOAD RECEIVER. EXCLUDES:SCALE (AS MODIFIED).]. 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 6635006417346 does not contain precious metals.
This NSN is associated to Schedule B 9027509000: instrument and apparatus for physical or chemical analysis using optical radiations, nesoi. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.
This information was last updated on Jul 01, 2025.