National Stock Number
                                            3020-00-729-5280
                                    
                                
                            
                            
                                National Stock Number (NSN) 3020-00-729-5280, or NIIN 007295280, (chain,roller) has an unknown assigned date.  NIIN 007295280 was cancelled on August 6, 1991, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 assigned to Item Name Code (INC) 04457. [A FLEXIBLE MECHANICAL DEVICE CONSISTING OF ONE OR MORE ROWS OF LINKS USED FOR CONVEYING OR POWER TRANSMISSION. THE LINK SIDE PLATES ARE FLAT OR OFFSET AND ARE SPACED APART BY ROLLERS, BUSHINGS AND/OR PINS. THE CHAIN MATES WITH A SPROCKET WITH AN ARTICULATING ACTION. THE NON-ROTATING BUSHING TYPE CHAIN IS LIMITED TO THAT DESIGNATED BY THE AMERICAN NATIONAL STANDARDS INSTITUTE AS "ROLLER CHAIN". EXCLUDES:CHAIN, BLOCK.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020007295280 contains an unknown precious metal. 
This information was last updated on Aug 01, 2025.