>> Search results for: D4037C NSN Search Results National Stock Number (NSN) Description 4320-01-360-2389, 4320013602389 RING,WEARING 4320-01-360-4421 , 4320013604421 DEFLECTOR,DIRT AND LIQUID 4320-01-361-8091, 4320013618091 SLEEVE,SHAFT,PUMP 5330-01-360-5302 , 5330013605302 RETAINER,PACKING 5331-01-360-5355, 5331013605355 O-RING 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