>> Search results for: AN4052D1 NSN Search Results National Stock Number (NSN) Description 4820-01-452-0127, 4820014520127 VALVE,BUTTERFLY 4820-01-452-0121 , 4820014520121 DISK,VALVE 4820-01-452-0119, 4820014520119 SEAT,VALVE 5331-01-451-6866 , 5331014516866 O-RING 3120-01-452-0599, 3120014520599 BUSHING,SLEEVE 4820-01-452-0120 , 4820014520120 GEAR OPERATOR,VALVE 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