1/4 Machine Screws
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.
201,898 Machine Screw, showing 200, (click on any line for more information)
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 | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1 | slotted truss 18-8 | 715 |
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ISSCO | MO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1 1/4 | phillips pan 18-8 | 940 |
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ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 1/4-28 x 2 | slotted flat | 8200 |
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ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 1/4-28 x 1/2 | slotted flat | 8800 |
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Century | FL | Machine Screw | Painted | 1/4-20 x 1 1/2 | 1/4-20x1-1/2 phillips pan m/s + white paint ref sw paint# 0358c | 350 |
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Century | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 slotted flat hd steel zinc plt | 200 |
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Century | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 slotted truss hd steel zinc plt | 200 |
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Century | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 1 | 1/4-20 x 1 slotted ind hex/washer m/s steel zinc yellow | 450 |
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Century | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 hex head machine screw 18-8 | 85 |
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Century | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 slotted flat hd 18-8 dfars | 6314 |
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Century | FL | Machine Screw | Nylon (Polyamide) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 slotted flat head machine screw nylon black | 1182 |
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Century | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 phillips pan hd. 18-8 | 100 |
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Century | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 phillips pan hd steel zi & yel zinc/yellow | 8730 |
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Century | FL | Machine Screw | Black Oxide | 1/4-20 x 3 | 1/4-20 x3 phillips flat mach screw black ox 1/4-20 x3 phillips flat mach screw black ox | 500 |
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Century | FL | Machine Screw | Steel | Black Oxide | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 phillips flat hd machine screw steel black oxide | 1083 |
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Century | FL | Machine Screw | Steel | Zinc/Clear | 1/4-24 x 7/8 | 1/4-24 x 7/8 slotted round hd-ms steel zinc plt | 22490 |
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Century | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | 1/4-20 x 1 ind hex washer hd mach screw steel zinc (unslottedd) q2a | 1385 |
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GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 slotted round hd m/s 18-8 s/s | 9 |
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GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | 1/4-20 x 1-1/2 phillips round hd m/s stl zc | 2246 |
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GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips flat hd m/s stl zc | 3317 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 slotted hex wash ms ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Yellow | 1/4-20 x 3 1/2 | 1/4-20 x 3 1/2 phillips ovalal m/s ss/yellow zinc | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | 1/4-20 x 2 square pan m/s ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips pan m/s ss | 7000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 phillips flat m/s ss | 50 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips pan head m/s 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 phillips flat m/s ss/chrome- | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips pan m/s 18-8ss w/left hand thread per print rev b | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 1/4-20 x 1 3/4 | 1/4-20 x 1-3/4 phillips truss m/s 18-8 ss low contour/black xylan- | 13000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 phillips pan m/s ss/chrome- | 16000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 | 1/4-20 x 3 phillips pan head m/s 18-8 ss 25 per small bag 5 small bags per master pack-generic brand | inquire |
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Brikksen | FL | Machine Screw | Brass | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 slottedround m/s brass | 29000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/4 | 1/4-20 x 2-1/4 phillips pan m/s ss | inquire |
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Brikksen | FL | Machine Screw | Silicon Bronze | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips flat head m/s silicon bronze 100 per small bag 5 small bags per master pack-generic brand | 2000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 slottedovalal ms ss | 7000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips pan m/s 18-8ss domestic made | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Chrome Plated | 1/4-20 x 1 3/4 | 1/4-20 x 1-3/4 ph oval m/s ss/bright chrome- | 8000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | 1/4-20 x 2 slottedround m/s ss | 100 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/4 | 1/4-20 x 2-1/4 phillips truss head m/s 18-8 ss 25 per small bag 5 small bags per master pack-generic brand | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 phillips flat m/s ss/nylon patch | inquire |
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ZAL INDUS | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 slotted truss m/s w/serrations pltd | 700.0 |
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ZAL INDUS | CA | Machine Screw | Steel | Plain | 1/4-20 x 2 | 1/4-20x2 slotted round m/s | 3500.0 |
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ZAL INDUS | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 6 | 1/4-20x6 phil round m/s pltd | 774.0 |
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ZAL INDUS | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 x 3/8 | 1/4-20x3/8 phil pan m/s stainless bl/ox | 3350.0 |
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ZAL INDUS | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20x3/4 phil fillister m/s stainless | 220.0 |
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ZAL INDUS | CA | Machine Screw | Brass | Plain | 1/4-20 x 5/16 | 1/4-20x5/16 slotted pan m/s brass | 19200.0 |
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ZAL INDUS | CA | Machine Screw | Steel | Black Oxide | 1/4-20 x 3/4 | 1/4-20x3/4 phil oval m/s bl/ox | 4000.0 |
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ZAL INDUS | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-28 x 3/8 | 1/4-28x3/8 phil flat m/s 100 degree 18-8stn. blk | 900.0 |
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ZAL INDUS | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1 | 1/4-28x1 phil round m/s stainless | 3500.0 |
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ZAL INDUS | CA | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 1/2 | 1/4-20x1/2 slotted round m/s 316 stainless | 100.0 |
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American | WI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | 1/4-20x1-1/2 nc phil ovalal hd m/s #18-8 ss | 1297 |
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SWACO | OH | Machine Screw | Steel | Black Oxide | 1/4-20 x 3/4 | 1/4-20x3/4 ph pan machine screw steel black oxide and wax | 416 |
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CIF | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2 1/2 phillips ovalal head machine screw 18-8 stainless steel | 100 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips flat m/s ss/nylon patch | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5 1/2 | 1/4-20 x 5-1/2 phillips truss m/s s/s low contour | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2-1/2 phillips pan m/s ss/black | 2000 |
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Brikksen | FL | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 3 | 1/4-20 x 3 phillips flat m/s 316ss | 2000 |
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Brikksen | FL | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1-1/4 phillips flat 316ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2-1/2 sq flat m/s ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 phillips pan m/s 18-8ss w/left hand thread per print rev b | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 | 1/4-20 x 3 phillips ovalal m/s ss | 14000 |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 hex washer hd ms ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 1/2 | 1/4-20 x 4 1/2 phillips truss m/s ss low contour | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | 1/4-20 x 1-3/4 phillips truss m/s ss low contour 100 per box | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1-1/2 square pan m/s ss | inquire |
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Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 1/2 | 1/4-20 x 3-1/2 phillips pan head m/s 18-8 ss 25 per small bag 5 small bags per master pack-generic brand | inquire |
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FasSpcMfg | FL | Machine Screw | Ni-Cu Alloy (Monel, K-Monel, etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 slotted flat head machine screw ni-cu 400 | 4 |
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OneMonroe | MA | Machine Screw | Steel | Nickel Plated | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips flat ms steel nickel | 864 |
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Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 | 1/4-20 x 3 | st. st. flat phillips m/s | 601 |
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Alma Bolt | MI | Machine Screw | Plain | 1/4-20 x 2 | 1/4-20 x 2 | hex washer machine screw | 300 |
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Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 | st. st. pan slottedm/s | 80 |
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Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2 1/2 | st. st. flat phillips m/s | 185 |
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Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | 1/4-20 x 2 | st. st. flat slottedm/s | 140 |
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Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | pattern st. st. thumb | 94 |
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OneMonroe | MA | Machine Screw | Brass | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 slottedround m/s brass | 239 |
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OneMonroe | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 phillips flat head zinc plated machine screw | 471 |
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OneMonroe | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | screw 1/4-20x1 3/4 phillips pan machine screw fully threaded zinc 1250/ctn | 1250 |
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Irwin Ind | Ont | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20 x 3/4 phil flat m/s zinc nd593sblue applied | 20000 |
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Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | square drive pan head ms 304 ss 1/4-20 x 3/4 | 19 |
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Raw Produ | NJ | Machine Screw | Brass | Plain | 1/4-20 x 1 3/4 | brass slotted round head ms 1/4-20 x 1-3/4 | 392 |
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Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | torx tp flat head ms 304 ss 1/4-20 x 1/2 | 500 |
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Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 x 3/4 | phillips pan head ms black oxide 304 ss 1/4-20 x 3/4 | 6369 |
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Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 7/8 | phillips flat head ms 304 ss 1/4-28 x 7/8 | 117 |
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Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 3/4 | phillips pan head ms 304 ss 1/4-28 x 3/4 | 606 |
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Raw Produ | NJ | Machine Screw | Brass | Plain | 1/4-20 x 2 3/4 | brass slotted round head ms 1/4-20 x 2-3/4 | 500 |
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Raw Produ | NJ | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 4 | phillips pan head ms 316 ss 1/4-20 x 4 | 807 |
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Raw Produ | NJ | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 2 | phillips pan head ms 316 ss 1/4-20 x 2 | 1013 |
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Raw Produ | NJ | Machine Screw | Brass | Plain | 1/4-20 x 7/8 | brass slotted flat head ms 1/4-20 x 7/8 | 134 |
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Fastenerc | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | 1/4-20 x 1 steel fill phill m/s-nylok zinc | 4000 |
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QCS | OR | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 phil round m/s stainless | 200 |
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QCS | OR | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | 1/4-20x1-1/2 phil flat m/s zinc | 100 |
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Accutite | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 5/16 | 1/4-20x 1-5/16 hex washer head m/s ss with wax | 3550 |
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Accutite | CA | Machine Screw | Steel | Black Oxide | 1/4-20 x 1/2 | 1/4-20 x 1/2 phil truss m/s steel black oxide w nylon patch | 8855 |
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Accutite | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/4 | 1/4-20x1/4 phil pan hd m/s 304 s/s | 3000 |
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Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | slotted round machine screw 1/4-20x1-3/4 18.8 | 5900 |
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Mansco | MI | Machine Screw | Steel | Zinc/Clear | 1/4-20 x .406 truss phil m/s triv znc w/nylon patch | 26178 |
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Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 x 3/8 pan phil m/s 18-8 s.s. blk ox | 941 |
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Hodell | OH | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 3/4 | 1/4-20 x 3/4 slotted fill ms .0003 zy | | 500 |
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AFI | FL | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1/2 | 1/4-20x1/2 combo pan ms st blk zn () () | 2920 |
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AFI | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 3/4 | 1/4-20x3/4 phil pan ms st zd () () | 2400 |
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AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20x3/4 phil flat ms st zn rohs () () | 969 |
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Olander | CA | Machine Screw | Nylon (Polyamide) | Zinc/Clear | 1/4-20 x 1/2 slot flat nyl blk rohs | 85 |
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Rapid | NY | Machine Screw | Steel | Cadmium/Yellow | 1/4-20 x 1 1/8 | screw machine pan hd. phillips steel i/a/w rev 4 1/4-20 unc-2a x 1.125 long cadmium plate MS35206-344 | 889 |
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Hodell | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20x1/2 phil round m/s trivalent zinc | 94 |
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ASFCORP | MI | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 slotted tr hd mach scw tri zn fe/zn 5an pkg | 192 |
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THRDFAST | OK | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 1 | slotted flat m/s z&y irr. b18.6.3 | 5 |
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THRDFAST | OK | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 18-8 ss slotted pan m/s b18.6.3 | 100 |
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THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/4 | 18-8 ss slotted round m/s b18.6.3 | 1125 |
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THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 7/8 | slotted flat m/s b18.6.3 | 17 |
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Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 3/4 | nc round slotted zb | 112 |
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Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | nc pan slotted zb | 600 |
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Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | nc 18-8 ss flat slotted | 33 |
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