hardware screws
nucor 00081 2440 452 hex cap screw gr 8 1 4 28x4 pk100
hex head cap screw head type hex diameter 1 4 in . grade 8 material medium carbon steel finish yellow zinc plated thread size 1 4 28 thread type fine length under head 4 in . thread length 3 4 in . head height 5 32 in . head width 7 16 in . thread style partially threaded thread direction right hand proof load 120000 psi tensile strength 150000 psi rockwell hardness c33 to c39 meets exceeds sae j429 asme b18 .2.1 astm f1941 fezn5c refills mfr . no. 00081 2440 452 br b features b ul li finish yellow zinc plated li li item hex head cap screw li li material medium carbon steel li li package quantity 100 li li tensile strength psi 150000 li li thread size 1 4 28 li li type high strength li li class 2a li li grade 8 li li head type hex li li refills mfr . no. 00081 2440 452 li li tensile strength 150000 psi li li thread length 3 4 li li thread style partially threaded li li thread type fine li li meets exceeds sae j429 asme b18 .2.1 astm f1941 fezn5c li li proof load psi 120000 li li rockwell hardness c33 to c39 li li comparable to property class 10.9 li li thread direction right hand li li length under head 4 li li head height 5 32 li li head width 7 16 li li diameter 1 4 li li proof load 120000 psi li li system of measurement inch li li dia . thread size 1 4 28 li ul