>> Search results for: D4258REVA NSN Search Results National Stock Number (NSN) Description 9999-01-599-1639, 9999015991639 NRP,CPU ASSY 9999-01-599-1641 , 9999015991641 NRP,SYNCHRO CARD 40 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