d 1 d 1 d 1 l 2 l 1 Øh 8 Øh 8 decimal A125 Inch mm Inch mm mm 21/32 16.67 0.6563 250 310 A12521/32X315 21/32 16.67 0.6563 400 460 A12521/32X500 11/16 17.46 0.6874 250 310 A12511/16X315 11/16 17.46 0.6874 400 460 A12511/16X500 23/32 18.26 0.7189 250 310 A12523/32X315 23/32 18.26 0.7189 400 460 A12523/32X500 3/4 19.05 0.7500 250 310 A1253/4X315 3/4 19.05 0.7500 400 460 A1253/4X500 25/32 19.84 0.7811 400 460 A12525/32X500 13/16 20.64 0.8126 400 460 A12513/16X500 7/8 22.22 0.8748 400 460 A1257/8X500 15/16 23.81 0.9374 400 460 A12515/16X500 1“ 25.40 1.0000 400 460 A1251X500 95