National Stock Number
5220-00-451-4001
National Stock Number (NSN) 5220-00-451-4001, or NIIN 004514001, (gage,profile) was assigned May 14, 1971 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, 2 suppliers are listed as Active suppliers 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.
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 Mar 23, 2001, 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. 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) 38474. [A GAGE USED TO CHECK OR INSPECT CONTOUR, RADIUS, CHAMFER, DEPTH, THICKNESS AND/OR HEIGHT BY INCLUSIVE FIT OF A WORK PIECE.]. 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 5220004514001 contains an unknown precious metal.
This NSN is associated to Schedule B 8608000000: railway track fixtures; mechanical signaling, safety or traffic control equip for railways, roads, inland waterways, airfield, ports; and parts. The Schedule B End Use is listed as railway transportation equipment. NAICS classification category 334290: other communications equipment manufacturing.
This information was last updated on Aug 01, 2025.