National Stock Number
4920-01-669-8550
National Stock Number (NSN) 4920-01-669-8550, or NIIN 016698550, (test station,photometric system-) was assigned January 24, 2018 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 25, 2018, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. Master or coordinated tooling is required to produce this part. This tooling is not owned by the Government or, where owned, cannot be made available to other sources. Valid AMCs: 1, 2, 3, 4, and 5.
This NSN is assigned to Item Name Code (INC) 42334. [A CABINET OR BENCH STYLE ITEM CONSISTING OF INSTRUMENTS, MECHANICAL AND ELECTRICAL/ELECTRONIC EQUIPMENT REQUIRED TO TEST AND/OR FAULT ISOLATE A PHOTOMETRIC SYSTEM OR COMPONENTS OF A PHOTOMETRIC SYSTEM SUCH AS THOSE IN A HEADS-UP DISPLAY OR MULTI-FUNCTION DISPLAY.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4920016698550 does not contain precious metals.
This NSN is associated to Schedule B 9031200000: test benches. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Aug 01, 2025.