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Machine Screws, All ASME Grades of Steel
Machine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws with a hex head are usually referred to as machine bolts.
No results for Grade B7, but 200 Grade B7 items displayed. For Grade B7, click here.
| Search Results Sponsored by ISSCO, Inc., your source for Machine Screws. For more results, visit isscoinc.com | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 1-72 x 1/2 | slotted round head | 3700 |
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| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 6-32 x 3/16 | phillips oval | 6150 |
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| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 6-32 x 1 1/4 | pan phillips | 21100 |
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| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 8-36 x 1 | round slotted | 11700 |
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| Buy Machine Screws from one of our FCH Network Members | ||||||||
| MESAFAST | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | slotted round | 101.0 |
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| Mansco | MI | Machine Screw | Grade 5 | Zinc/Clear | #10-32 x 5/8 | indented hex washer unslotted m/s gr5 znc w/serr 100/box | 1000 |
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| MFS | KS | Machine Screw | Steel | Zinc/Clear | #10-32 x 23/4 | slotted round | 223 |
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| MFS | KS | Machine Screw | Steel | Zinc/Clear | #8-32 x 1/2 | phillips pan | 10809 |
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| MFS | KS | Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | slotted pan head | 36032 |
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| MFS | KS | Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | slotted pan | 7206 |
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| MFS | KS | Machine Screw | Steel | Zinc/Clear | #10-32 x 3/4 | slotted pan | 1019 |
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| MFS | KS | Machine Screw | Steel | Black Oxide | M6-1.00 x 12 | phillips/hex serrated flange screw (combo drive) | 11950 |
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| Global | CA | Machine Screw | Steel | Zinc/Clear | #6-32 x 1/4 | 6-32 x 1/4 flat u/c torx (6-lobe) machine screw steel zinc | 20,365 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | slotted round m/s stl | 15,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | phil round m/s stl | 15,500 |
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| IRF | NJ | Machine Screw | Steel | Plain | 1/4-20 x 2 | slotted flat m/s stl | 3,480 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | phil pan m/s stl | 71 |
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| IRF | NJ | Machine Screw | Steel | Plain | 1/4-20 x 2 | slotted round m/s stl | 1,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/2 | slotted round m/s stl | 1,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | slotted flat m/s stl | 6,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | phil round m/s stl | 500 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | phil pan m/s type-23 stl | 2,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | slotted fill m/s st/ | 9,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | phil round m/s stl | 9,669 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #2-56 x 3/16 | phil pan m/s stl | 9,251 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | slotted round m/s type-a stl | 300 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 5/16-24 x 1 3/4 | indented hex washer unslotted m/s stl | 1,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #4-40 x 3/16 | phil pan m/s stl | 103,481 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #6-32 x 1 | slotted round m/s stl | 19,827 |
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| IRF | NJ | Machine Screw | Steel | Plain | #6-32 x 3/16 | phil pan m/s stl | 50 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #6-32 x 1 1/2 | phil pan m/s stl | 34,351 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #6-32 x 1 | round | 9,100 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #6-32 x 1 3/4 | phil round m/s stl | 263 |
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| Parker | AZ | Machine Screw | Grade 8 | Plain | #10-32 x 7/8 | 10-32x.875 trimmed hex mach screw-asme b18.6.3 .875 thread grd 8 4037 aly stl no drive made in u.s.a. | 200 |
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| Parker | AZ | Machine Screw | Grade 8 | Plain | #10-32 x 7/8 | 10-32x.875 trimmed hex mach screw-asme b18.6.3 .875 thread grd 8 4037 aly stl no drive made in u.s.a. | 260 |
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| Parker | AZ | Machine Screw | Grade 8 | Plain | #10-32 x 7/8 | 10-32x.875 trimmed hex mach screw-asme b18.6.3 .875 thread grd 8 4037 aly stl no drive made in u.s.a. | 6550 |
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| Parker | AZ | Machine Screw | Steel | Plain | #2-56 x 1 3/4 | 2-56x1.75 pan head mach screw-asme b18.6.3 1.75 thread 1038 aly stl 39-43 hrc astm f1941 fe/zn 5c cross type 1 made in u.s.a. | 1650 |
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| Parker | AZ | Machine Screw | Steel | Plain | #4-40 x .15 | 4-40x.15 cross pan head k400 made in u.s.a. | 1100 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #4-40 x 3/8 | 4-40x3/8 cross recess pan head 304l anld passivate per aesf5-c-112-375-ej7-ln-1 made in u.s.a. | 5080 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #4-40 x 3/8 | 4-40x3/8 cross recess pan head 304l anld passivate per aesf5-c-112-375-ej7-ln-1 made in u.s.a. | 5100 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 4650 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 9540 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 1245 |
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| Parker | AZ | Machine Screw | Steel | Cadmium | #2-56 x 1/2 | 2-56 x 1/2 flat head mach screw 100 deg cross recess .464 thread 8740 aly stl cad plated per nas4002 made in u.s.a. | 81000 |
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| Parker | AZ | Machine Screw | Steel | Zinc/Yellow | #2-56 x 3/16 | 2-56 x 3/16 flat head mach screw cross recess .151 thread 8740 aly stl cad plated w/patch per ff-s-86e NAS1189-02T3B made in u.s.a. | 114800 |
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| Parker | AZ | Machine Screw | Steel | Cadmium | #2-56 x 1/2 | 4-40 x 3/8 flat head 100 deg mach screw offset cruciform aly stl cad plated w/patch per nas4002 made in u.s.a. | 9990 |
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| Parker | AZ | Machine Screw | Steel | Cadmium/Yellow | #4-40 x 3/16 | 4-40 x 3/16 flat head mach screw .139 thread alloy steel hardened yellow cad w/patch per nas1189-04t3b made in u.s.a. | 175 |
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| Parker | AZ | Machine Screw | Steel | Cadmium | #2-56 x 1/2 | 6-32 x .188 pan head mach screw cross recess fully threaded aly stl cad plated w/patch per nas4002 made in u.s.a. | 49900 |
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| Parker | AZ | Machine Screw | Steel | Cadmium | #10-32 x 3/8 | 10-32 x 3/8 flat head 100 deg mach screw .295 thread nas 4002 8740 aly stl cad plated per nas1189-3t6b made in u.s.a. | 9375 |
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| Parker | AZ | Machine Screw | Steel | Cadmium | #8-32 x 3/8 | 8-32 x 3/8 flat head 100 deg mach screw .307 thread 8740 aly stl hardened cad plating per nas1189-08t6b made in u.s.a. | 5000 |
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| Parker | AZ | Machine Screw | Steel | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat head 100 mach screw-asme b18.6.3 .252 thread 8740 aly stl hardened qq-p-416 ty ii cl 2 bake (yel cad)per nas1189-06t5b made in u.s.a. | 160550 |
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| Parker | AZ | Machine Screw | Steel | Passivated | 8 | 4-40x .50 pan head mach screw-asme b18.6.3 .50 thread a286 hardened passivate per nas1190e04t8b made in u.s.a. | 11300 |
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| Parker | AZ | Machine Screw | Steel | Passivated | #8-32 x 3/8 | 8-32x3/8 pan head 304l passivate per aesf5-c-164-375-ej7-ln-1 made in u.s.a. | 7975 |
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| FTS | OH | Machine Screw | Steel | Zinc/Clear | #10-32 x 3 1/4 | RD SL MS STL ZN | 4812 |
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| FTS | OH | Machine Screw | Steel | Zinc/Clear | #10-24 x 3/4 | ind hex slot m/s stl zn | 10305 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #4-40 x 1/4 | slotted fillister ni-cu | 30 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #4-40 x 11/16 | slotted pan ni-cu | 3 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #5-40 x 3/8 | slotted flat ni-cu | 14 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-32 x 3/4 | slotted flat 4140 rc 26-32 (b7 on raw material cert but no markings on parts) | 4 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-32 x 1 | 6-32x1 hex 12l14 | 3 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-32 x 1 1/4 | slotted pan 4140-soft | 7 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-32 x 2 3/4 | slotted flat 4140 rc 26-32 b7 | 3 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-40 x 3/8 | spl slotted pan (relief=min.diam.x.13) (hddiam=.24/.26) (slotwide=.039/.048) (hdht=.051/.068) | 6 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #8-32 x 3/16 | slotted pan ni-cu | 24 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #8-32 x 3/8 | hex b7 4140 rc 26-32 | 4 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #8-32 x 1/2 | special slotted flat ni-cu vented | 10 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #8-32 x 3/4 | hex m/s ft 4140-soft | 86 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 3/8 | 10-24x3/8 hex l7 | 1 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 3/8 | special slottedted pancake diam = 3/8 height = 3/32 slotted dimensions = 1/16x1/16thread length = .375 | 4 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #6-32 x 7/16 | slotted flat 4140 soft usa-melt | 3 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 1 | hex m/s-soft | 1 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 1 | slotted pan ni-cu | 4 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 1 1/4 | hex 1018 | 2 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 1 1/2 | hex 4140 rc 26-32 b7 | 1 |
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| FasSpcMfg | FL | Machine Screw | Steel | Plain | #10-24 x 2 | slotted pan 4140 soft raw material cert | 2 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-28 x 1/2 | unslotted hex washer m/s type-f high corr triv clr | 40000 |
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| IRF | NJ | Machine Screw | Steel | Nickel | #4-40 x 3/8 | phil round m/s stl | 10000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #4-40 x 3/8 | phil pan m/s stl | 8910 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Black | #6-32 x 1 | round black | 18000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #6 x 1/4 | phil pan m/s type-b stl .00025-.0004 y | 7200 |
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| IRF | NJ | Machine Screw | Steel | Plain | #8-32 x 1 1/4 | phil truss m/s clr stl cad mag | 12300 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 1 1/4 | phil truss m/s clr stl & magnaga | 41276 |
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| IRF | NJ | Machine Screw | Steel | Plain | #8-32 x 3/8 | slotted indented hex m/s type-f & ground green | 206000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 1/2 | phil round m/s stl | 5145 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | indented hex unslotted m/s type-f stl | 515 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 12 | m3-.5 x 12 phillips flat m/s zinc | 5452 |
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| QFC | TX | Machine Screw | Steel | Plain | M3-0.50 x 32 | m3-.5 x 32 phillips flat 100 deg machine | 13240 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M2.5 x 12 | m2.5 x 12 ind hex m/s zinc | 25137 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 10 | m3-.5 x 10 phil pan m/s zinc | 1500 |
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| QFC | TX | Machine Screw | Steel | Plain | M3-0.50 x 32 | m3-.5 x 32 phillips flat 100 deg machine | 39500 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 5 | m3-.5 x 5 phil pan m/s trivalent clear | 156 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 4 | m3-.5 x 4 phil flat m/s trivalent clear | 8960 |
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| QFC | TX | Machine Screw | Steel | Zinc/Black | M3-0.50 x 6 | m3-.5 x 6 phil flat m/s trivalent black | 1500 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 8 | m3-.5 x 8 phil flat m/s zinc | 4000 |
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| QFC | TX | Machine Screw | Steel | Plain | M3-0.50 x 8 | m3-.5 x 8 pozi pan machine screw steel | 1000 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 6 | m3-.5 x 6mm phillips pan head machine screw trivalent zinc | 1065 |
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| QFC | TX | Machine Screw | Steel | Zinc/Black | M3-0.50 x 6 | m3-.5 x 6 phil flat m/s black zinc | 2 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 8 | m3-.5 x 8 pan torx m/s trivalent zinc | 3821 |
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| QFC | TX | Machine Screw | Steel | Plain | M3-0.50 x 6 | m3-.5 x 6 phillips pan machine screw | 3400 |
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| QFC | TX | Machine Screw | Steel | Zinc/Black | M3 x 8 | m3 x 8mm phillips pan head m/s bz | 7000 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M4-0.70 x 16 | m4-.7 x 16 phill pan m/s zinc | 19100 |
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| QFC | TX | Machine Screw | Steel | Zinc/Yellow | M4-0.70 x 5 | m4-.7 x 5 phil pan machine screw zy | 314 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M4-0.70 x 40 | m4-.7x40 pan phil m/s din 7985a zinc | 813 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M4-0.70 x 6 | m4-.7 x 6 phil flat m/s zinc | 1879 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | M4-0.70 x 35 | m4-.7 x 35 phil pan m/s steel zinc | 522 |
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| Associate | PA | Machine Screw | Steel | Plain | 5/16-18 x 1/2 | phil pan mach | 1,000 |
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| Associate | PA | Machine Screw | Steel | Zinc/Clear | #10-24 x 1 1/2 | phillips pan | 1,000 |
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| Associate | PA | Machine Screw | Steel | Zinc/Clear | #10-24 x 1 1/2 | phillips pan | 1,000 |
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| Associate | PA | Machine Screw | Steel | Plain | 5/16-18 x 1/2 | phil pan mach | 1,000 |
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| Associate | PA | Machine Screw | Steel | Zinc/Clear | #8-32 x 3/8 | slot round | 1,000 |
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| Associate | PA | Machine Screw | Steel | Zinc/Clear | #10-24 x 1 1/4 | torx pan tr25 m/s zc | 9,000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | phil pan m/s stl with ifi patch | 3532 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5 | phillips pan fully threaded | 540 |
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| IRF | NJ | Machine Screw | Steel | Plain | 1/4-20 x 5/8 | phil flat m/s type-f stl high corr tr | 9404 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | 1/4 x 1 1/4 | fillphillips m/s stl | 500 |
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| IRF | NJ | Machine Screw | Steel | Nickel | x 3/8 | slotted round m/s stl | 10 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 1 | phil truss m/s clr stl high corr triv zin | 22000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 1 1/2 | phil truss m/s clr stl high corr triv | 40149 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 1/4 | phil flat m/s stl | 15000 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 3/8 | phil pan m/s stl | 14215 |
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| IRF | NJ | Machine Screw | Steel | Zinc/Clear | #8-32 x 3/4 | phil flat m/s stl | 2900 |
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| IRF | NJ | Machine Screw | Steel | Plain | #8-32 x 1/2 | slotted indented hex m/s type-f & ground green | 9776 |
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| IRF | NJ | Machine Screw | Steel | Plain | #8-32 x 1/2 | hex washer slotted m/s type-f & ground green | 260350 |
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| AMFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/4 x 2 1/2 | 3/4-10 X 2 1/2 FLAT SLOT M/S STEEL PLAIN | 230 |
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| Freedom | IL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | slotted round | 1 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 2-56 x 7/16 | 799 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 4-40 x 1/4 | 4588 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 4-40 x 5/16 | 3662 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 6-32 x 1/2 | 2219 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 8-32 x 3/8 | 3745 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 10-32 x 7/16 | 1395 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 10-32 x 1/2 | 1700 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 10-32 x 1/2 | 1000 |
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| MPT Faste | OH | Machine Screw | Steel | Cadmium/Yellow | 10-32 x 3/4 | 1600 |
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