>> Search results for: SV645B6 NSN Search Results National Stock Number (NSN) Description 2840-15-137-1879, 2840151371879 VALVOLA 2840-15-137-1880 , 2840151371880 VALVOLINA 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