>> Search results for: QQC390B NSN Search Results National Stock Number (NSN) Description 4320-00-375-4945, 4320003754945 RING,PRESSURE BREAKDOWN,PUMP 4320-00-537-2153 , 4320005372153 PLATE,SIDE 4320-00-564-3356, 4320005643356 GLAND,HALF 4320-00-792-6172 , 4320007926172 RING,WEARING 5330-00-939-0464, 5330009390464 RETAINER,PACKING 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