CE V S PHG 250 0910 Cop yright 2010 b y Wur th 12 0170 S T AN D A RD F L A T H E AD SOC KE T BOL T S High allo y s t eel Gr ade 8 bar e Thread dia in inc hes Lengt h l in inc hes UNF Grade 8 bare P Qty UNC Grade 8 bare P Qty 4 14 08744014 100 38 08744038 100 12 08744012 100 34 08744034 100 1 0874401 100 6 1 0876321 50 8 12 08783212 50 1 0878321 50 10 38 087103238 100 12 087103212 100 087102412 100 58 087103258 50 34 087103234 100 087102434 100 1 08710321 50 08710241 100 114 0871032114 50 112 0871032112 50 14 12 0871412 100 58 0871458 100 34 0871434 100 1 087141 100 114 08714114 100 112 08714112 100 2 087142 100 516 12 08751612 50 58 08751658 50 34 08751634 50 1 0875161 50 114 087516114 50 112 087516112 50 2 0875162 50 38 34 0873834 50 1 087381 50 114 08738114 50 112 0873824112 50 08738112 50 2 087382 50 12 1 087121 25 114 08712114 25 112 08712112 25 2 087122 25 Thr ead dia d 4 6 8 10 14 516 38 12 Head Diameter d1 0218 0263 0311 0359 0480 0600 0720 0872 Head Height k 0083 0097 0112 0127 0161 0198 0234 0251 Length of thr ead max 099 105 119 127 150 171 194 238 No of thr eadsinch UNF 48 40 36 32 28 24 24 20 No of thr eadsinch UNC 40 32 32 24 20 18 16 13 He xDriv e 116 564 332 18 532 316 732 516