National Stock Number
5220-00-520-5873
National Stock Number (NSN) 5220-00-520-5873, or NIIN 005205873, (plate,sine) was assigned August 19, 1974 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 10, 1998, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05031. [A PRECISION FIXTURE CONSISTING OF A SINE PLATE HINGED TO A BASE PLATE, THE OPPOSITE END HAVING ONE OR MORE SINE PLUGS OF IDENTICAL DIAMETERS, ACCURATELY SPACED FROM CENTER OF HINGE TO CENTER OF SINE PLUGS. IT IS USED FOR MACHINING, LAYOUT, AND CHECKING THE ANGLES ON WORK IN RELATION TO THE BASE SURFACE.]. 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 5220005205873 does not contain precious metals.
This information was last updated on Aug 01, 2025.