Structural wood-to-wood, engineered wood, including ledgers and pile connections
Stainless Steel / Carbon Steel
Head Diameter (in) Head Drive Type Nominal Length (in) Thread Length (in) Shank Diameter² (in) Thread Diameter Minor/Major (in) Specified Minimum Cor Hardness (HV 0.3) Nominal Bending Yield, (psi) Allowable
Fastener
Strength (lbf)
Tensile/Shear³
0.487 Hex 5/16 4 2 0.189 0.171/0.258 300 177,700 725 6 2 0.189 0.171/0.258 300 177,700 725 0.570 Hex 5/16 4 2 0.224 0.211/0.297 355 172,600 1240 5 3 0.224 0.211/0.297 355 172,600 1240 6 3 0.224 0.211/0.297 355 172,600 1240
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