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Heavy Hex Bolt (B7, B8, A307B etc.), ASTM A320 L7, L7M
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.
73 member results, (click on any line for more information)
| Buy Heavy Hex Bolts from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 1/4 | 5/8-11x3-1/4 a320 l7 hvy hex bolt plain | 16 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 4 | 3/4-10x4 a320 l7 hvy hex bolt plain | 49 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 a320 l7 hvy hex bolt plain | 23 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 2 | 1/2-13x2 a320 l7 hvy hex bolt plain | 58 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 | 5/8-11x3 a320 l7 hvy hex bolt plain | 198 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 1/2 | 5/8-11x2-1/2 a320 l7 hvy hex bolt plain | 28 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 a320 l7 hvy hex bolt plain | 22 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 1/4 | 3/4-10x3-1/4 a320 l7 hvy hex bolt plain | 11 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 3/4 | 5/8-11x2-3/4 a320 l7 hvy hex bolt plain | 7 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 2 1/2 | 1/2-13x2-1/2 a320 l7 hvy hex bolt plain | 4 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1 1/4-7 x 5 1/2 | 1 1/4-7 x 5 1/2 heavy hex bolt a320 l7 rolled thread black oxide | 6 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2 x 8 | 1 1/2 x 8 heavy hex bolt blank astm a320 l7 with heat treat | 15 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 3/4-10 x 3 | 3/4-10 x 3 heavy hex bolt astm a320 l7 rolled thread black oxide | 12 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 3/4-10 x 2 1/2 | 3/4-10 x 2 1/2 heavy hex bolt astm a320 l7 rolled thread black oxide | 94 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1-8 x 5 | 1-8 x 5 heavy hex bolt a320 l7 rolled thread black oxide | 5 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1/2-8 x 6 | 1 1/2-8 x 6 heavy hex bolt a320 l7 rolled thread black oxide | 6 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1/4-8 x 4 1/2 | 1 1/4-8 x 4 1/2 heavy hex bolt astm a320 l7 rolled thread black oxide | 139 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 3/4-8 x 8 | 1 3/4-8 x 8 heavy hex bolt astm a320 l7 black oxide | 61 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1-8 x 2 3/4 | 1-8 x 2 3/4 heavy hex bolt astm a320 l7 rolled thread black oxide | 110 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1-8 x 10 | 1-8 x 10 heavy hex bolt astm a320 l7 rolled thread black oxide | 40 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 1 1/4-7 x 4 1/2 | 1 1/4-7 x 4 1/2 heavy hex bolt a320 l7 rolled thread black oxide | 1 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 2 1/2 | 3/4-10 x 2 1/2 heavy hex bolt a320 l7 plain with head markings (a175033-324 rev nc and heat lot #) | 2 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Black Oxide | 3/4-8 x 7 | 1 3/4-8 x 7 heavy hex bolt astm a320 l7 rolled thread black oxide | 27 |
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| CIF | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/4 x 8 | 1 1/4 x 8 heavy hex bolt blank with heat treatment to astm a320 l7 | 48 |
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| Field Fas | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 4 3/4 | 3/4-10 x 4 3/4 heavy hex bolt a320 l7 h | 60 |
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| Field Fas | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1 1/8-7 x 5 | 1 1/8-7 x 5 heavy hex bolt astm a320 l7 | 20 |
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| American | WI | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 2 3/4 | 3/4-10x2-3/4 nc hvy hex bolt a320-l7 | 235 |
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| American | WI | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 2 1/2 | 1/2-13x2-1/2 nc hvy hex bolt a320-l7 | 460 |
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| American | WI | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 1 1/2 | 1/2-13x1-1/2 nc hvy hex bolt a320-l7 | 218 |
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| CNB | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 | 3/4-10 x 3 heavy hex machine bolt astm a320l7 material plain | 50 |
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| CNB | IL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 7/8-9 x 3 1/2 | 7/8-9 x 3 1/2 heavy hex machine bolt astm a320 l7 material plain | 53 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 1/2-13 x 1 7/8 | heavy hex bolt 1/2-13x1-7/8 a320 l7m zinc | 55 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 5/8-11 x 1 3/4 | heavy hex bolt 5/8-11x1-3/4 a320 l7m xylan | 14 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | heavy hex bolt 7/8-9x2-1/4 a320 l7m xylan 1424 blue | 6 |
| |
| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | heavy hex bolt 5/8-11x1-1/2 a320 l7m 1424 blue xylan | 21 |
| |
| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 5/8-11 x 2 | heavy hex bolt 5/8-11x2 a320 l7m zinc plated | 15 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 7/8-9 x 2 1/2 | heavy hex bolt 7/8-9x2-1/2 a320 l7m zinc | 6 |
|
| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 1 1/4 | heavy hex bolt 3/4-10x1-1/4 a320 l7m | 160 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 3/4-10 x 2 1/4 | heavy hex bolt 3/4-10x2-1/4 a320 l7m zinc plated | 164 |
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| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 3/4-10 x 2 | heavy hex bolt 3/4-10x2 a320 l7m zinc | 13 |
|
| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 3/4-10 x 1 3/4 | heavy hex bolt 3/4-10x1-3/4 a320 l7m zinc plated | 7 |
|
| F. Solutions | OH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 5/8-11 x 1 1/2 | heavy hex bolt 5/8-11x1-1/2 a320 l7m zinc plated | 91 |
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| MAINSOURC | NH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 hvy hex bolt a320 grade l7m | 20 |
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| MAINSOURC | NH | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 1 1/2 | 1/2-13 x 1 1/2 hvy hex bolt a320 grade l7m | 17 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 3/4 | 3/4-10x3-3/4 a320 l7 hvy hex bolt plain | 16 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 3/4 | 5/8-11x2-3/4 a320 l7 hvy hex bolt plain | 7 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 1/4 | 3/4-10x3-1/4 a320 l7 hvy hex bolt plain | 18 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 | l7 hvy h/b | 8 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 3/4 | 3/4-10 x 3-3/4 a320 l7 hvy hex bolt plain | 16 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 4 | 3/4-10x4 a320 l7 heavy h/b | 1 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 a320 l7 heavy h/b | 2 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 2 | 1/2-13x2 a320 l7 heavy h/b | 5 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 1/2 | 5/8-11x2-1/2 a320 l7 heavy h/b | 1 |
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| SunPack | FL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 1/4 | 5/8-11 x 3-1/4 a320 l7 hvy hex bolt plain | 16 |
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| B & K FAST | PA | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1 3/4-8 x 5 | 1 3/4-8 x 5 a320 l7 heavy hex bolts plain b18.2.1 | 21 |
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| Lubker Di | PA | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Zinc/Clear | 5/8-11 x 2 | 5/8-11x2 hvy hex bolt fully threaded a320 l7 zinc & bake (mtrs required) | 59 |
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| BHAM | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 | hvy hex blt a320-l7 with | 1 |
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| BHAM | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 1 1/2 | hvy hex blt a320-l7 with | 1 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 | 5/8-11x2 a320 l7 hvy h/b b18.2.1 | 8 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 2 1/2 | l7 hvy h/b b18.2.1 | 8 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1/2-13 x 2 | 1/2-13x2 a320 l7 hvy h/b b18.2.1 | 8 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 2 1/4 | l7 hvy h/b b18.2.1 | 6 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Galvanized | 1 3/4-5 x 14 1/4 | 1 3/4-5x14 1/4 l-7 hvy h/b hdg de b18.2.1 | 50 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 3 1/4 | l7 hvy h/b b18.2.1 | 4 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 1 3/4 | l7 hvy h/b b18.2.1 | 3 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 3/4-10 x 2 1/2 | l7 hvy h/b b18.2.1 | 3 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 7/8-9 x 2 3/4 | l7 hvy h/b b18.2.1 | 3 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 1-8 x 3 1/4 | 1-8x3 1/4 a320 l7 hvy h/b b18.2.1 | 2 |
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| THRDFAST | OK | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Galvanized | 5/8-11 x 2 1/4 | l7 hvy h/b hdg b18.2.1 | 20 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Galvanized | 1 1/4-7 x 9 7/8 | l-7 hvy h/b hdg de drill hole per drawing b18.2.1 | 10 |
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| THRDFAST | AL | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Galvanized | 3/4-10 x 4 | l-7 hvy h/b mech b18.2.1 | 219 |
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| Lightning | LA | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 1/2 | 5/8-11x3-1/2 astm a320 l7 heavy h/b l7 | 100 |
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| Lightning | LA | Heavy Hex Bolt (B7, B8, A307B etc.) | ASTM A320 L7, L7M | Plain / Furnace Black | 5/8-11 x 3 1/2 | 5/8-11x3-1/2 astm a320 l7 heavy h/b l7 | 100 |
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