>> Search results for: IM63B NSN Search Results National Stock Number (NSN) Description 5130-01-135-4323, 5130011354323 EXTENSION,SOCKET WRENCH 4470-01-350-9368 , 4470013509368 SPECIAL TOOL EXTENS 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