>> Search results for: MK2B NSN Search Results National Stock Number (NSN) Description 4220-01-687-5119, 4220016875119 AIR CYLINDER UNIT 5330-01-687-5284 , 5330016875284 GASKET 5965-14-213-8047, 5965142138047 MICROPHONE,ELECTROM 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