TWO FUEL CAP AND STRAINER GASKETS FOR M939 AND M923 SERIES TRUCKS. THIS GASKET WILL FIT YOUR FUEL CAP, AND ALSO GOES BETWEEN THE FUEL STRAINER AND TANK NECK.
PART # 12356775 NSN 5330012996616.
WE ALSO OFFER THESE INDIVIDUALLY
NOT FOR M35 OR M809. FOR THOSE UNITS, SEARCH PART # 8712325