>> Search results for: 2578591008 NSN Search Results National Stock Number (NSN) Description 1620-01-164-9560, 1620011649560 COLLAR ASSEMBLY,MAIN 1620-00-431-4053 , 1620004314053 COLLAR ASSY,MAIN LA 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information