Hex Bolts
Hex Machine Bolts are threaded bolts with a hexagonal head on one end, with no washer face on the bearing surface and a threaded shaft on the other end. Hex bolts are tightened with a wrench and are used to connect metal parts. The body tolerances of hex machine bolts are not as close as those of hex cap screws. Hex machine bolts are covered under ASME Standard B18.2.1
Hex Machine Bolt (b18.2.1), showing 200, (click on any line for more information)
| Buy Hex Bolts from one of our FCH Network Members | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 3/4-10 x 7 | 3/4-10 x 7 zinc finish astm a307a hex bolt | 21 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 3/4-10 x 5 | 3/4-10 x 5 zinc finish astm a307a hex bolt | 9 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 3/4-10 x 3 | 3/4-10 x 3 zinc finish astm a307a hex bolt | 16 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 13 | 5/8-11 x 13 zinc finish astm a307a hex bolt | 11 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 9 | 5/8-11 x 9 zinc finish astm a307a hex bolt | 49 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 7 1/2 | 5/8-11 x 7-1/2 zinc finish astm a307a hex bolt | 20 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 7 | 5/8-11 x 7 zinc finish astm a307a hex bolt | 10 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 5 1/2 | 5/8-11 x 5-1/2 zinc finish astm a307a hex bolt | 50 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 4 1/2 | 5/8-11 x 4-1/2 zinc finish astm a307a hex bolt | 86 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 2 1/4 | 5/8-11 x 2-1/4 zinc finish astm a307a hex bolt | 49 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 2 | 5/8-11 x 2 zinc finish astm a307a hex bolt | 15 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 1 3/4 | 5/8-11 x 1-3/4 zinc finish astm a307a hex bolt | 244 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 1 3/4 | 5/8-11 x 1-3/4 zinc finish astm a307a hex bolt | 25 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/8-7 x 5 1/2 | 1 1/8-7 x 5 1/2 astm a307 hex bolt zinc pltd | 69 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/8-7 x 4 1/2 | 1 1/8-7 x 4 1/2 astm a307 hex bolt zinc pltd | 39 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/8-7 x 3 | 1 1/8-7 x 3 astm a307 hex bolt zinc pltd | 25 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1/2-13 x 13 | 1/2-13 x 13 zinc finish astm a307a hex bolt | 57 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1/2-13 x 2 3/4 | 1/2-13 x 2-3/4 zinc finish astm a307a hex bolt | 161 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1/2-13 x 2 1/4 | 1/2-13 x 2-1/4 zinc finish astm a307a hex bolt | 285 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 7/16-14 x 4 | 7/16-14 x 4 zinc finish astm a307a hex bolt | 380 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 5/8-11 x 12 | 5/8-11 x 12 a307 low carbon hex bolt galvanized | 248 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 5/8-11 x 9 | 5/8-11 x 9 a307 low carbon hex bolt galvanized | 133 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 a307 low carbon hex bolt galvanized | 200 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 a307 low carbon hex bolt galvanized | 1676 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 1/4-20 x 1 | 1/4-20 x 1 a307 low carbon hex bolt galvanized | 500 |
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| Jackson | MS | Hex Machine Bolt | ASTM A449 | Plain | 1 1/2-6 x 22 a449 hex bolt w/4 thread plain | 2 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 3/4-10 x 1 3/4 a307 low carbon hex bolt galvanized | 5 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 3/4-10 x 6 | 3/4-10x6 a307 low carbon hex bolt galvanized | 20 |
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| Weaver | WA | Hex Machine Bolt | Grade A | Galvanized | 5/8-11 x 5 | 5/8-11x5 a307 low carbon hex bolt galvanized | 120 |
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| MAINSOURC | NH | Hex Machine Bolt | Steel | Plain | .115 x .209 x .032 | nas620-4 (washer #4 .115x.209x.032 stl c&y) NAS6204 | 4150 |
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| MAINSOURC | NH | Hex Machine Bolt | Steel | Cadmium/Yellow | .255 x .468 x .063 | nas620-416 | 750 |
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| MAINSOURC | NH | Hex Machine Bolt | Steel | Plain | ms16208-55 (hex cap sc 3/8-16 x 2 ss) | 42 |
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| Jackson | MS | Hex Machine Bolt | Grade B8 | Plain | 5/8-11 x 2 3/4 | astm a193 b8t h/b (321 stainless ) | 30 |
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| Jackson | MS | Hex Machine Bolt | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 1 1/2 | nf hex bolt/aisi-302 or 304 ss | 139 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 1/2 x 4 | nc h/b silicone bronze | 5 |
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| Jackson | MS | Hex Machine Bolt | Steel | Plain | 3/8-16 | nc hex nut .449 tallx.560 waf | 3383 |
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| Jackson | MS | Hex Machine Bolt | Grade A | Galvanized | 1 1/8 x 5 | nc h/b a307 hot dip | 16 |
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| Jackson | MS | Hex Machine Bolt | Grade B8 | Plain | 3/4-10 x 3 | b-8 h/b | 1 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 1/2 x 2 3/4 | nc h/b silicone bronze | 12 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 5/16 x 1 1/4 | nc h/b silicone bronze | 180 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 1/2 x 1 | nc h/b silicone bronze | 88 |
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| Jackson | MS | Hex Machine Bolt | Steel | Plain | 3/4 x 14 | nc hex m/b a307 with 6 rt | 141 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 1/2 x 1 3/4 | nc h/b silicone bronze | 80 |
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| Jackson | MS | Hex Machine Bolt | Steel | Plain | 3/4 x 32 | nc hex m/b a307 with 6 rt | 35 |
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| Jackson | MS | Hex Machine Bolt | Grade B8 | Plain | 3/4-10 x 2 1/2 | 3/4-10x2 1/2 b-8 h/b | 7 |
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| Jackson | MS | Hex Machine Bolt | Grade B8 | Plain | 3/8-16 x 1 1/4 | 3/8-16x1 1/4 b-8 h/b | 27 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 5/8 x 3 | nc h/b silicone bronze | 23 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 5/8 x 1 1/2 | nc h/b silicone bronze | 195 |
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| Jackson | MS | Hex Machine Bolt | Steel | Plain | 3/4 x 38 | nc hex m/b a307 with 6 rt | 56 |
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| Jackson | MS | Hex Machine Bolt | Steel | Plain | 3/4 x 12 | nc hex m/b a307 with 6 rt | 113 |
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| Jackson | MS | Hex Machine Bolt | Silicon Bronze | Plain | 5/8-11 x 2 1/2 | nc h/b silicone bronze | 50 |
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| Jackson | MS | Hex Machine Bolt | Grade B8 | Plain | 5/8-11 x 3 1/2 | 5/8-11x3 1/2 b-8 h/b | 15 |
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| OneMonroe | NC | Hex Machine Bolt | Steel | Zinc/Clear | 3/8-16 x 1.75 | 3/8-16 x 1.75 hex mach bolt steel zinc same as carridge bolt-partial thread no washe | 4 |
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| OneMonroe | NC | Hex Machine Bolt | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 hex bolt steel zinc | 335 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 1 1/2 | 5/8-11 x 1-1/2 zinc finish astm a307a hex bolt | 17 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Plain | 1/4-20 x 4 | 1/4-20 x 4 plain finish astm a307a hex bolt | 450 |
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| OneMonroe | NC | Hex Machine Bolt | Steel | Plain | hex bolt (3/8 x 1-1/2 ) | 179 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1/4-20 x 8 | 1/4-20 x 8 hex head bolt pt stl znc a307 | 50 |
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| OneMonroe | NC | Hex Machine Bolt | Grade 8 | Plain | 1 1/2-12 x 4 | 1-1/2-12 x 4 plain finish sae j429 grade 8 hex bolt | 2 |
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| OneMonroe | NC | Hex Machine Bolt | Grade 2 | Plain | 1 3/4-5 x 4 1/2 | 1-3/4-5 x 4-1/2 hex bolt gr2 | 10 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/2-6 x 8 | 1 1/2-6 x 8 astm a307 hex bolt zinc pltd | 6 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/2-6 x 6 | 1 1/2-6 x 6 astm a307 hex bolt zinc pltd | 9 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/2-6 x 5 | 1 1/2-6 x 5 astm a307 hex bolt zinc pltd | 11 |
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| OneMonroe | NC | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/2-6 x 4 1/2 | 1 1/2-6 x 4 1/2 astm a307 hex bolt zinc pltd | 20 |
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| Century | FL | Hex Machine Bolt | Plain | ms16208-103s316 | 419 |
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| Century | FL | Hex Machine Bolt | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | nas6704-22 bolt close tolerance hex head | 9 |
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| Century | FL | Hex Machine Bolt | Cadmium/Yellow | 1/4-28 x 1 13/32 | an174-13a | 3 |
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| Century | FL | Hex Machine Bolt | Steel | Plain | b1821bh025c056n bolt | 10 |
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| Century | FL | Hex Machine Bolt | Plain | ms16208-56s316 | 35 |
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| Century | FL | Hex Machine Bolt | Steel | Cadmium/Yellow | an174c10 bolt | 49 |
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| Century | FL | Hex Machine Bolt | Plain | ms16208-151s316 | 48 |
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| Century | FL | Hex Machine Bolt | ms35764-204 | 601 |
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| CIF | IL | Hex Machine Bolt | ASTM A449 | Plain | 3/4-8 x 11 | 2 3/4-8 x 11 hex machine bolt a449 plain | 2 |
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| CIF | IL | Hex Machine Bolt | Grade 8 | Phosphate | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 hex bolt grade 8 rolled after heat treat zinc phos coating | 2862 |
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| CIF | IL | Hex Machine Bolt | Grade A | Plain | 3/4-10 x 11 | 3/4-10 x 11 hex machine bolt a307 plain | 13 |
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| GLF | OH | Hex Machine Bolt | Grade A | Galvanized | 1/2-13 x 1 1/4 | 1/2-13 x 1-1/4 hex hd bolt a307 stl hdg | 1 |
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| OneMonroe | MN | Hex Machine Bolt | Grade A | Zinc/Clear | 1-8 x 5 | 1-8 x 5 astm a307 hex bolt zinc pltd | 40 |
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| OneMonroe | MN | Hex Machine Bolt | Grade A | Zinc/Clear | 1 1/8-7 x 2 1/2 | 1-1/8-7 x 2-1/2 zinc finish astm a307a hex bolt | 26 |
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| OneMonroe | MN | Hex Machine Bolt | ASTM A354 Grade BD | Plain | 1-8 x 3.0 | 1-8unc3a x 3.0 a354-bd hx bolts mil-f-18240 usa/domest | 2 |
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| OneMonroe | MN | Hex Machine Bolt | Grade A | Zinc/Clear | 3/8-16 x 8 | 3/8-16 x 8 zinc finish astm a307a hex bolt | 8 |
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| OneMonroe | MN | Hex Machine Bolt | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 x 6 | 1/2-13 x 6 hex head bolt 3.25 t/l 18-8 stainless steel per print mpi rev. a 11-09-16 | 87 |
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| OneMonroe | MN | Hex Machine Bolt | Grade B7 | Plain | 5/8-11 x 1 1/2 | 5/8-11 x 1 1/2 a193-b7 finished hex bolt | 1 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Zinc/Clear | 1 1/4-7 x 5 | 1 1/4-7 x 5 hex hd bolt gr2 zp | 160 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Plain | 7/8-9 x 1 1/2 | 7/8-9 x 1 1/2 hex hd mach bolt g2 | 166 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Zinc/Clear | 1/2-13 x 4 | 1/2-13 x 4 hex hd bolt gr2 zp | 1305 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 hex hd mach bolt g2 | 14790 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Plain | 1 1/2-6 x 7 1/2 | 1 1/2-6 x 7 1/2 hex hd mach bolt g2 | 22 |
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| Alma Bolt | MI | Hex Machine Bolt | Grade 2 | Plain | 5/16-18 x 3 | 5/16-18 x 3 hex hd mach bolt g2 | 2852 |
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| Marshall | MI | Hex Machine Bolt | Grade A | Galvanized | 1/2-13 x 6 | 1/2-13x6 a307 hex bolt galv | 89 |
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| SWACO | OH | Hex Machine Bolt | Steel | Cadmium/Yellow | 1/4-28 x 1 9/32 | bolt-machine aircraft an4-12a | 290 |
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| SWACO | OH | Hex Machine Bolt | Grade A | Plain | 3/4-10 x 3 1/2 | 3/4-10x3 1/2 hex bolt a307 gr a low s | 52 |
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| SWACO | OH | Hex Machine Bolt | Grade A | Zinc/Clear | 5/8-11 x 8 | 5/8-11x8 hex bolt a307 gr a zn | 28 |
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| SWACO | OH | Hex Machine Bolt | Grade A | Galvanized | 3/4-10 x 6 | 3/4-10x6 hex bolt a307 gr a hdg | 10 |
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| Bossard | AZ | Hex Machine Bolt | Steel | Plain | hex bolt & washer assy | 100 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | 316, 317, A4 Stainless | Plain | hex machine bolt a4-70 stainless plain | 28 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Plain | hex machine bolt grade 2 plain | 3 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Plain | hex machine bolt grade 2 plain | 43 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Galvanized | hex machine bolt grade 2 galvanized | 10 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Plain | hex machine bolt grade 2 plain | 22 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Plain | hex machine bolt grade 2 plain | 350 |
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| Coburn Myers Fastening Systems | PA | Hex Machine Bolt | Grade 2 | Galvanized | hex machine bolt grade 2 galvanized | 8 |
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| AIH | AZ | Hex Machine Bolt | Steel | Cadmium | hex head bolt alloy w/cad plating | 50 |
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| AIH | AZ | Hex Machine Bolt | Steel | Plain | #10-32 x 2 3/4 | 10-32x2 3/4 hex head bolt | 40 |
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| OneMonroe | MA | Hex Machine Bolt | Grade A | Plain | 1/2-13 x 6 | 1/2-13 x 6 plain finish astm a307a hex bolt | 935 |
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| Longhorn | TX | Hex Machine Bolt | Grade A | Galvanized | 1/2-13 x 1 | 1/2-13 x 1 hex cap screw a307 hdg | 748 |
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| EGW USA | TX | Hex Machine Bolt | Grade A | Plain | 3/4-10 x 2 1/4 | hex bolt 3/4-10x2-1/4 a307 gra p | 5000 |
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| Rapid | NY | Hex Machine Bolt | Steel | Cadmium | BOLT, MACHINE, AIRCRAFT ALLOY STEEL 3/4-16 UNF-3A X 3.656 LONG, 2.563 GRIP, Cadmium Plated, AMS-QQ-P-416, TYPE II, CLASS 2 UNDRILLED SHANK AND HEAD AN12-34A | 8 |
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| Rapid | NY | Hex Machine Bolt | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 5/16-24 x 1.688 | bolt machine aircraft 431 cres 5/16-24 unf-3a 0.312-0.309 dia. x 2.219 long 1.688 grip passivate per ams2700 un-drilled head & shank 304ss AN5C21A | 570 |
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| Rapid | NY | Hex Machine Bolt | Steel | Cadmium | #10-32 x 1/250 | bolt hex machine alloy steel cadmium finish 10-32 unf .550 long | 72 |
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| Pac Bolt | BC | Hex Machine Bolt | Grade A | Galvanized | 3/4 x 14 | 3/4 x 14 a307 hex hf bolt 6 nc galv b18.2.1 | 200 |
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| ASFCORP | MI | Hex Machine Bolt | Grade A | Zinc/Clear | 3/4-10 x 2 | 3/4-10 x 2 hx hd blt a307 gr a tri zn fe/zn 5an | 190 |
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| THRDFAST | OK | Hex Machine Bolt | Grade A | Galvanized | 5/8-11 x 2 3/4 | a307a h/b hdg b18.2.1 | 6 |
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| Lightning | LA | Hex Machine Bolt | Grade 2 | Plain | 1 1/4-7 x 4 | h/b gr.2 | 6 |
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| Lightning | LA | Hex Machine Bolt | Grade B7 | Plain | 5/16-18 x 1 1/4 | astm a193 b7 h/b | 422 |
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