National Stock Number
5210-01-256-4339
National Stock Number (NSN) 5210-01-256-4339, or NIIN 012564339, (protractor,mechanics,bevel) was assigned June 5, 1987 in the Federal Logistics Information System (FLIS). 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 07, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 09798. [A MEASURING INSTRUMENT COMMONLY USED IN THE MACHINIST TRADE FOR SETTING OR CHECKING BEVELS, TRANSFERRING ANGLES, CHECKING CUTTER CLEARANCE, LAYING OUT ANGLES AND SCRIBING LINES. CONSISTS OF A ROTATABLE DISK, GRADUATED IN DEGREES, MOUNTED ON A METAL FRAME BASE, AND AN ADJUSTABLE STEEL BLADE OR SCALE WHICH IS LOCKED IN POSITION BY A THUMB NUT, OR CLAMPED BY AN ECCENTRIC STUD. MAY ALSO BE EQUIPPED WITH ONE OR TWO SMALL AUXILIARY VERNIER SCALES WHICH ENABLE A MORE ACCURATE READING. EXCLUDES:PROTRACTOR, ONE ARM; PROTRACTOR, TWO ARM; PROTRACTOR, THREE ARM.]. 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 5210012564339 does not contain precious metals.
This information was last updated on Aug 01, 2025.