This is a A-56333 Belt PN: 56333Main Description As Following : A-56333 Belt P.N: 56333 Dim A (1): 7/8" x 116"Dim B (2): Dbl AngleReplaces: 56333 Stocked As: A-CC112 Found in Section & Models : Belts > Hay and Forage Belts, Hesston SWATHER/WINDROWER: 310 (1968-1969) Associated Items : New Also This is An Aftermarket Product And : Dim A (1): 7/8" x 116" Dim B (2): Dbl Angle Replaces: 56333