hardware bolts
1ry21 structural bolt 3 4 10 4 1 2 l pk5
structural bolt heavy hex head steel hot dipped galvanized finish thread size 3 4 10 thread type unc overall length 4 1 2 in thread length 1 3 8 in right hand thread direction head dia 1 1 4 in head height 15 32 in grade a325 tensile strength 120000 psi rockwell hardness c25 c34 astm a325 type 1 includes heavy nut package 5 br b features b ul li finish hot dipped galvanized li li includes heavy nut li li item structural bolt li li material steel li li overall length 4 1 2 li li package quantity 5 li li tensile strength psi 120000 li li thread length 1 3 8 li li thread size 3 4 10 li li thread type unc li li type heavy hex head li li meets exceeds astm a325 type 1 li li rockwell hardness c25 to c34 li li thread direction right hand li li head dia . 1 1 4 li li head height 15 32 li li grade a325 li ul