1 3/8 Heavy Hex Bolts

Heavy Hex Bolts have larger and thicker heads than hex machine bolts and are commonly used in light construction and machinery. Heavy hex bolts with forged heads are also used as headed anchor bolts. Heavy Hex Bolts are covered under ASME B18.2.1.

21 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear1 3/8-8 x 4 3/41-3/8-8 x 4-3/4 b7 heavy hex bolt zinc plated3
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Fluoropolymer (Xylan, Fluorokote, Teflon)1 3/8-6 x 6 1/41-3/8-6 x 6-1/4 a193 b7 heavy hex bolts teflon blue coated4
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelZinc/Clear1 3/8-6 x 3 1/21-3/8-6 x 3-1/2 a325 heavy hex bolts domestic zinc plated5
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized1 3/8-6 x 121-3/8-6 x 12 nc a325 heavy hex bolts galvanized1
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized1 3/8-6 x 51-3/8-6 x 5 a25 heavy hex bolts galvanized-domestic1
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized1 3/8-6 x 5 1/21-3/8-6 x 5-1/2 a325 heavy hex bolts galvanized27
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelZinc/Clear1 3/8-8 x 2 3/41-3/8-8 x 2-3/4 a325 heavy hex bolts domestic zinc plated note thread pitch7
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized1 3/8-6 x 4 1/21-3/8-6 x 4-1/2 a325 heavy hex bolts domestic galvanized3
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Big RedOKHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized1 3/8-6 x 51-3/8-6 x 5 a325 heavy hex bolt-galvanized4
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CIFILHeavy Hex Bolt (B7, B8, A307B etc.)Grade 8Zinc/Yellow1 3/8-6 x 8heavy h/b, (4340), min tensile of 150m, min yield 130m, min elong 12%, min roa 35%, 33-39rc, & bake3
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JacksonMSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain1 3/8 x 4 7/8heavy h/b a193 b8 18-8 3041
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JacksonMSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain1 3/8 x 5nc heavy h/b astm a194b8m(316 ss)4
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QFCTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade AGalvanized1 3/8-6 x 61-3/8-6 x 6 heavy hex bolt full thread grade a449-type-1 hot dipped galvanized domestic b18.2.111
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QFCTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade BGalvanized1 3/8-6 x 3 3/41-3/8-6 x 3-3/4 heavy hex bolt a354 grade bc hot dipped galvanized domestic b18.2.16
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Irwin IndOntHeavy Hex Bolt (B7, B8, A307B etc.)Grade 8Plain1 3/8-6 x 121-3/8-6 unc x 12? grade 8 heavy hex bolt plain b18.2.18
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CascadeORHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain1 3/8-6 x 3 1/2dom.. b18.2.1482
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CascadeORHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain1 3/8-6 x 3 1/2dom... b18.2.1482
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THRDFASTFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain1 3/8-8 x 10b8m hvy h/b b18.2.13
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THRDFASTALHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A449Galvanized1 3/8-6 x 21a449 hvy h/b hdg b18.2.194
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THRDFASTALHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A449Galvanized1 3/8-6 x 42a449 hvy h/b hdg rt9 b18.2.11
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LightningLAHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Fluoropolymer (Xylan, Fluorokote, Teflon)1 3/8-8 x 8astm a193 b7 heavy h/b teflon blue8
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