hardware bolts
1cb88 shoulder bolt 5 8x4 1 4
shoulder screw standard alloy steel plain finish hex socket drive type drive size 5 16 in thread size 1 2 13 shoulder dia 5 8 in screw shoulder length 4 1 4 in thread length 3 4 in head dia 7 8 in head height 3 8 in shoulder dia tolerance 0.002 to 0.004 in shoulder length tolerance 0.005 in min tensile strength 140000 psi class 3a rockwell hardness 32 43 hrc meets ansi b18 .3 br b features b ul li finish plain li li item shoulder screw li li material alloy steel li li package quantity 1 li li thread size 1 2 13 li li type standard li li class 3a li li drive size 5 16 li li drive type hex socket li li head style knurled li li thread length 3 4 li li meets exceeds ansi b18 .3 li li rockwell hardness 32 to 43 hrc li li min . tensile strength psi 140000 li li shoulder dia . 5 8 li li head dia . 7 8 li li head height 3 8 li li shoulder length tolerance 0.005 li li shoulder length 4 1 4 li ul