National Stock Number (NSN) 5355-01-298-8571, or NIIN 012988571, (knob) was assigned April 22, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. None of the associated 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, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7L124P7695, SPE7L124P2488, SPE7L124P1221, SPE5EY15V0020, SPM5M112V1251. The total value of the awarded contracts has been US$ 13,849.10.
This NSN is fairly common among different weapons systems, belonging to 14 different platforms.
There has been a small amount of 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 Apr 26, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03263. [AN ITEM DESIGNED TO TRANSMIT MANUAL, ROTARY OR LINEAR MOTION TO OTHER DEVICES. MAY INCLUDE DETACHABLE OR NONDETACHABLE STUD (SHAFT), POINTER, OR SKIRT. IT MAY HAVE REFERENCE MARKINGS IN THE FORM OF DOTS, ARROWS, HAIRLINES, AND/OR SYMBOLS WHICH MAY BE USED IN CONJUNCTION WITH A CALIBRATED PANEL, VERNIER INDICATOR, AND THE LIKE TO INDICATE THE POSITION OR MOTION OF ITEMS. FOR ITEMS HAVING SPOKES OR SIMULATED SPOKES RADIATING FROM NEAR THE CENTER TO NEAR THE OUTSIDE RIM OF THE ITEM AND RELATIVELY THIN ROUND DISK-SHAPED ITEMS 3 INCHES (76.2 MM) IN DIAMETER OR OVER, SEE HANDWHEEL. FOR ITEMS CALIBRATED IN UNITS OR SERIES OF DIVISIONS TO DENOTE RELATIVE POSITIONING OF DEVICES SEE DIAL, CONTROL. EXCLUDES DOORKNOB; AND HANDLE (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 5355012988571 does not contain precious metals.
This NSN is associated to Schedule B 8531900002: parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.
This information was last updated on Aug 01, 2025.