>> Search results for: KTC21 NSN Search Results National Stock Number (NSN) Description 4310-00-323-8866, 4310003238866 VACUUM PUMP UNIT,ROTARY 4320-01-297-0910 , 4320012970910 PUMP UNIT,CENTRIFUGAL 4310-21-898-0676, 4310218980676 VACUUM PUMP UNIT,RO 4310-21-898-0675 , 4310218980675 VACUUM PUMP UNIT,RO 4310-01-254-8748, 4310012548748 IMPELLER,VACUUM PUMP 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