National Stock Number
                                            4310-01-628-1763
                                    
                                
                            
                            
                                National Stock Number (NSN) 4310-01-628-1763, or NIIN 016281763, (guard,air compressor) was assigned May 13, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs. 
There are no manufacturer part numbers associated to this NSN.  
This part number has not been procured by the US Government in over 5 years. 
This NSN is unique to one weapons system. 
  Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 14, 2014, this NSN's acquisition method was noted as: Not established.  Not established. 
This NSN is assigned to Item Name Code (INC) 50902. [AN ITEM OF VARIOUS SHAPES AND DIMENSIONS USED TO PROTECT COMPRESSOR COMPONENTS OR PERSONNEL FROM DAMAGE/INJURY DUE TO ACCIDENTAL CONTACT WITH MOVING COMPONENTS.]. 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 4310016281763 does not contain precious metals. 
This NSN is associated to Schedule B 8414909000: parts of air or vacuum pumps, nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333912: air and gas compressor manufacturing. 
This information was last updated on Aug 01, 2025.