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3/8-24 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.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 phillips fl 100 18-8 marked head6074
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 phillips pan 188370
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 slotted pan 188175
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 slotted fillister 18-849
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 slotted round 188370
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/23/8-24 x 1/2 slotted flat m/s 18-8ss38
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/2ms24693c338 3/8-24 x 1/2 p-flat 100 deg 18-8ss100
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CenturyFLMachine ScrewBrassNickel3/8-24 x 1/23/8-24 x 1/2 slotted flat hd-ms (BRASS ELECTROLESS NICKEL) (BRASS ELECTROLESS NICKEL) 1156
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/2hex slotted 18-8 3041450
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GlobalCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1/2hex head 18-8300
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ZAL INDUSCAMachine ScrewSteelZinc/Yellow3/8-24 x 1/23/8-24 x 1/2 phillips pan m/s yellow zinc50
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 phillips fl 100 18-8 marked head1966
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 phillips flat 188120
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 phillips pan 1881962
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 slotted fl 188740
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 slotted fillister 18-8 drilled345
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/83/8-24 x 5/8 slotted fillister 188587
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AmericanNYMachine ScrewSteelPlain3/8-24 x 5/8slotted round m/s17000
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AmericanNYMachine ScrewSteelCadmium3/8-24 x 5/8unslotted indented hex m/s cad pl370
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/8phil flat 100 18-8 304 m/s950
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AmericanNYMachine ScrewSteelCadmium/Yellow3/8-24 x 5/8slotted flat 100 m/s cad yellow630
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AmericanNYMachine ScrewSteelPlain3/8-24 x 5/8slotted pan m/s650
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CenturyFLMachine ScrewSteelCadmium/Yellow3/8-24 x 5/8ms35191-318 screw machine 2406
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 5/8hex unslotted 18-8 30426
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FMPMAMachine ScrewSteelPlain3/8-24 x 5/8slotted fillister330
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AmericanNYMachine ScrewSteelZinc/Clear3/8-24 x 11/16unslotted indented hex m/s pl400
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LibertyILMachine ScrewSteelZinc/Clear3/8-24 x 3/4slotted fillister m/s m/s170
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3/43/8-24 x 3/4 phillips fl 100 18-8marked head4160
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3/43/8-24 x 3/4 phillips pan 188330
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 3/4truss phillips20,000
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3/43/8-24 x 3/4 phil pan m/s 18-8ss48
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OSSCORIMachine ScrewSteelPlain3/8-24 x 3/43/8-24x3/4 slotted flat m/s b18.6.3166
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OSSCORIMachine ScrewSteelZinc/Clear3/8-24 x 3/43/8-24x3/4 slotted flat m/s plated b18.6.3694
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3/43/8-24x3/4 phillips pan head machine screw 18-8 s/s steel2380
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MidStatesMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3/4slotted flat m/s 18-896
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MidStatesMIMachine ScrewGrade 5Zinc/Yellow3/8-24 x 3/4slotted flat m/s el2200
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FMPMAMachine ScrewBrassPlain3/8-24 x 3/4slotted pan320
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LibertyILMachine ScrewSteelChrome3/8-24 x 13/16slotted truss low pol.775
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 7/83/8-24 x 7/8 phillips fl 100 18-8 marked head250
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 7/83/8-24 x 7/8 phillips flat 188510
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 7/83/8-24 x 7/8 phillips pan 1881050
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 7/83/8-24 x 7/8 slotted flat 188300
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CresMfgCTMachine ScrewSteelCadmium/Yellow3/8-24 x 7/83/8-24 x .875 ph flat 100 steel cad type-2 cl3 rev 4 (rev 4) ms24693-s341 b18.6.31,000
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HayesCAMachine ScrewSteelPlain3/8-24 x 7/8ms24693c341 3/8-24 x 7/8 p-flat 100 deg 18-8ss363
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MidStatesMIMachine ScrewSteelZinc/Clear3/8-24 x 7/8phil flat m/s znc62
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CenturyFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 7/8ms24693c341 1
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 13/8-24 x 1 indented hex 18-8900
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 13/8-24 x 1 phillips pan 188570
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 13/8-24 x 1 slotted fillister 188271
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1truss phillips25,000
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ACCURATEILMachine ScrewSteelPlain3/8-24 x 1flat slotted50,000
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1flat slotted55,000
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HayesCAMachine ScrewSteelPlain3/8-24 x 1.000ms51958-111 3/8-24 x 1 phil pan m/s 18-8ss141
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OSSCORIMachine ScrewSteelZinc/Clear3/8-24 x 13/8-24x1 slotted flat m/s plated b18.6.395
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 13/8-24x1 phillips pan head machine screw 18-8 s/s steelinquire
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated3/8-24 x 1ms51960-114 phillips flat m/s s/s 304ss2
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1slotted flat m/s41360
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EndriesWIMachine ScrewBrassPlain3/8-24 x 13/8-24x1 slotted flat br m/s264
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MidStatesMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1in slotted flat m/s 18-850
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MidStatesMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1in phillips flat 100 deg m/s 18-826
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FasSpcMfgFLMachine Screw316, 317, A4 StainlessPlain3/8-24 x 1slotted round 316 stainless3
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Mid-ValleyCAMachine ScrewSteelPlain3/8-24 x 1 1/8machine screw b18.6.3inquire
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Kanebridge ILMachine ScrewGrade 5Cadmium/Yellow3/8-24 x 1 1/83/8-24x1 1/8 military hex head cap screw fine thread cadmium yellow grade 5 dfar ms90726-6122.500
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EASTERN SCREWRIMachine ScrewSteelPlain3/8-24 x 1 1/83/8-24 x 1-1/8 slotted fl stl252
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ZAL INDUSCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/83/8-24 x 1 1/8 phillips flat m/s 100 degree 18-8stn.70
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Mid-ValleyCAMachine ScrewSteelPlain3/8-24 x 1 3/16machine screw b18.6.3inquire
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FACCAOntMachine ScrewSteelZinc/Clear3/8-24 x 1 3/16machine screw phillips flat head 3/8-24 unf x 1 3/16 lg low carbon steel zinc chromate plated ansi b18.6.3-1972 b18.6.321,875
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/43/8-24 x 1-1/4 phillips flat 18-81490
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/43/8-24 x 1-1/4 slotted pan 18-81639
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1 1/4flat slotted45,000
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ACCURATEILMachine ScrewBrassPlain3/8-24 x 1 1/4flat slotted5,000
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HayesCAMachine ScrewSteelPlain3/8-24 x 1 1/4ms35191-322 3/8-24 x 1-1/4 phil flat m/s cad ii40
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/43/8-24x1 1/4 phillips pan head machine screw 18-8 s/s steelinquire
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ACCURATEILMachine ScrewSteelPlain3/8-24 x 1 1/4slotted flat m/s1046
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1 1/4slotted flat m/s3250
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AmericanNYMachine ScrewSteelCadmium3/8-24 x 1 1/4phillips fillister cad pl350
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FasSpcMfgFLMachine ScrewBrassPlain3/8-24 x 1 1/4slotted flat11
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1 3/8truss phillips125,000
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1 3/8phillips truss1900
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MidStatesMIMachine ScrewSteelPlain3/8-24 x 1 3/8slotted flat m/s2664
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/23/8-24 x 1-1/2 phillips fl 100 18-8 marked head13
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/23/8-24 x 1-1/2 phillips flat 18-81410
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/23/8-24 x 1-1/2 slotted fl 1881,091
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ACCURATEILMachine ScrewSteelZinc/Clear3/8-24 x 1 1/2flat slotted20,000
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ACCURATEILMachine ScrewSteelPlain3/8-24 x 1 1/2flat slotted6,000
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ACCURATEILMachine ScrewSteelPlain3/8-24 x 1 1/2fillister slotted720
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ACCURATEILMachine ScrewBrassPlain3/8-24 x 1 1/2round slotted5,000
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GUIDONNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/2phillips binder machine screw24
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/23/8-24 x 1 1/2 slotted flat m/s 18-8ss8
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CenturyFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/2ms24693c346 10
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 1/2slotted fill m/s 18-8132
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ACCURATEILMachine ScrewBrassPlain3/8-24 x 1 1/2slotted round m/s made in usa3600
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ACCURATEILMachine ScrewBrassPlain3/8-24 x 1 1/2slotted flat (fine thd)400
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GLFOHMachine ScrewSteelPlain3/8-24 x 1 1/23/8-24 x 1-1/2 phillips pan machine screw cad MS35207-313 b18.6.3 () ()130
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MidStatesMIMachine ScrewSteelZinc/Clear3/8-24 x 1 1/2slotted flat m/s znc1317
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MidStatesMIMachine ScrewSteelPlain3/8-24 x 1 1/2slotted flat m/s3310
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MidStatesMIMachine Screw316, 317, A4 StainlessPlain3/8-24 x 1 1/2slotted flat m/s 316 s/s7
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MidStatesMIMachine ScrewSilicon BronzePlain3/8-24 x 1 1/2slotted pan m/s sil brz3
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LippinCAMachine ScrewBrassPlain3/8-24 x 1 1/2machine screw slotted flat head brass1100
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DeltaTXMachine ScrewBrassPlain3/8-24 x 1 1/2slotted flat m/s brass 3/8-24 x 1 1/2 (FINE THREAD)68
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FMPMAMachine ScrewSteelZinc/Clear3/8-24 x 1 1/2slotted filliter45
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FMPMAMachine ScrewSteelPlain3/8-24 x 1 1/2slotted fillister1130
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 3/43/8-24 x 1-3/4 phillips fl 100 18-8 marked head127
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HayesCAMachine ScrewSteelCadmium/Yellow3/8-24 x 1 3/4ms35191-324 3/8-24 x 1 3/4 phil flat m/s cad ii2
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 3/43/8-24 x 1 3/4 phil pan m/s 18-8ss16
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 3/4phil pan m/s 18-8 304800
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CenturyFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 3/4ms51960-117 3/8*1*3/4 (3/8*1*3/4) (3/8*1*3/4) 532
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MidStatesMIMachine ScrewSteelZinc/Yellow3/8-24 x 1 3/4slotted flat m/sel190
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FasSpcMfgFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 1 3/4slotted oval 18-8 s/s5
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 23/8-24 x 2 slotted fill m/s drill-hd 18-8ss50
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 23/8-24 x 2 phil pan m/s 18-8ss34
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HayesCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 23/8-24 x 2 slotted fill m/s 18-8ss320
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 23/8-24x2 phillips pan head machine screw 18-8 s/s steel3350
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EASTERN SCREWRIMachine Screw316, 317, A4 StainlessPlain3/8-24 x 2 1/43/8-24 x 2-1/4 slotted fl 316131
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HayesCAMachine ScrewSteelZinc/Clear3/8-24 x 2 1/43/8-24 x 2 1/4 phil pan m/s zinc43
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AmericanNYMachine ScrewSteelPlain3/8-24 x 2 1/4slotted round m/s500
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AmericanNYMachine ScrewSteelPlain3/8-24 x 2 1/4slotted round m/s black1000
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 2 1/4phil pan m/s 18-8 304550
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 2 1/23/8-24 x 2-1/2 phillips pan 18-8 full thread197
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 2 1/23/8-24x2 1/2 phillips pan head machine screw 18-8 s/s steel5290
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AmericanNYMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 2 1/2phil flat m/s 18-8370
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MMFMIMachine ScrewSteelCadmium/Yellow3/8-24 x 33/8-24 x 3 phil flat steel/cad machine screw ms35191-329 usa ms35191-329 b18.6.3853
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 33/8-24 x 3 phillips fl 100 188 not marked167
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 33/8-24 x 3 slotted flat m/s100 188918
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StandardMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 33/8-24x3 phillips pan head machine screw 18-8 s/s steel1721
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JET FITTINGCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 3machine screw pan slotted 3/824x3 stainless steel b18.6.3267
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ZAL INDUSCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24 x 33/8-24 x 3 slotted flat m/s full thread 18-8stn.1,827
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AmericanNYMachine ScrewSteelPlain3/8-24 x 4 7/8slotted round47
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