>> Search results for: 28GP50 NSN Search Results National Stock Number (NSN) Description 4210-21-856-9133, 4210218569133 EXTINGUISHER,FIRE,D 4210-21-583-0313 , 4210215830313 EXTINGUISHER,FIRE,D 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