>> Search results for: D48018 NSN Search Results National Stock Number (NSN) Description 4210-00-202-9487, 4210002029487 HEAD,SPRINKLER,FIRE PROTECTION 4210-00-728-7812 , 4210007287812 HEAD,SPRINKLER,FIRE PROTECTION 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