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Hex Bolts, ASTM A307, Coarse Thread, Plain Finish  –  1/4 - 5/16"

Hex Bolt, ASTM A307

Also known as:  

Hex Cap Screws, Hex Head Cap Screws, Hex Machine Bolts

Hex Bolts are generally 1/4" and larger in diameter and have a Hex head. Short lengths are fully threaded and long lengths are partially threaded; long fully threaded Hex Bolts are available and also called Tap Bolts. Hot Dip Galvanized Hex Nuts, which are tapped oversize, must be used with Hot Dip Galvanized Hex Bolts. Measure length from under the head.

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Code Product Qty. Package Qty. Carton
BL132-3442 1/4-20 x 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-5452 1/4-20 x 5/8" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-7452 1/4-20 x 3/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-1452 1/4-20 x 1" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-3452 1/4-20 x 1 1/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-7462 1/4-20 x 1 3/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-9462 1/4-20 x 2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-1462 1/4-20 x 2 1/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-3462 1/4-20 x 2 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-7472 1/4-20 x 3" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-5482 1/4-20 x 4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-9482 1/4-20 x 4 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-2482 1/4-20 x 5" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-6402 5/16-18 x 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-8402 5/16-18 x 5/8" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-0402 5/16-18 x 3/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-4412 5/16-18 x 1" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-0412 5/16-18 x 1 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-4422 5/16-18 x 2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-6422 5/16-18 x 2 1/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-8422 5/16-18 x 2 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL132-2422 5/16-18 x 3" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL142-4432 5/16-18 x 3 1/4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL142-0432 5/16-18 x 4" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
BL142-3432 5/16-18 x 4 1/2" Hex Head Bolt, A307 Grade A, Plain Finish (no rust protection)
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