>> Search results for: MC2049 NSN Search Results National Stock Number (NSN) Description 4920-99-173-0027, 4920991730027 PIN SET 4920-21-893-9304 , 4920218939304 MULTIPLEXER CONTROL 5998-99-743-3544, 5998997433544 CIRCUIT CARD ASSEMB 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