1/2 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (1150)

5/8-18 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (300)

1-8 x 11 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (16)

Grade A Heavy Hex Nuts are manufactured from low carbon steel

1/2-13 x 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (475)

1-8 x 3 A325 Type 1 Heavy Hex Bolt Plain (50) 1/2-13 Hex Tap Bolts Silicon Bronze 1/2 L9 USS Tension Flatwasher1 8 x 3 A325 Type 1 Heavy Hex Bolt Plain (50) . Heavy Hex A325 structural bolts are designed for steel to steel structural connections. For this reason, they are typically very short. The A325 and A490 specifications are not intended for general applications, including anchor bolts. Free certs available on request.