Alloy Steel Thread-Locking Hex Drive Flat Head Screws

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Alloy Steel Thread-Locking Hex Drive Flat Head Screws

Alloy Steel Thread-Locking Hex Drive Flat Head Screws are precision-engineered for applications requiring a smooth, flush finish. Manufactured from premium materials and treated for enhanced durability, these fasteners provide exceptional structural integrity. Ideal for machinery, electronics, and construction, they ensure long-term reliability in demanding environments.

Part Number Thread Size Length Threading Specifications Met Thread Type Head Diameter Head Height Material Tensile Strength Hardness
0372FA00001 2-56 1/4" Fully Threaded ASTM F835 UNC 0.197" 0.064" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00002 2-56 3/8" Fully Threaded ASTM F835 UNC 0.197" 0.064" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00004 4-40 1/4" Fully Threaded ASTM F835 UNC 0.255" 0.083" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00003 4-40 3/8" Fully Threaded ASTM F835 UNC 0.255" 0.083" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00005 4-40 1/2" Fully Threaded ASTM F835 UNC 0.255" 0.083" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00006 6-32 1/4" Fully Threaded ASTM F835 UNC 0.307" 0.097" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00007 6-32 3/8" Fully Threaded ASTM F835 UNC 0.307" 0.097" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00008 6-32 1/2" Fully Threaded ASTM F835 UNC 0.307" 0.097" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00009 6-32 5/8" Fully Threaded ASTM F835 UNC 0.307" 0.097" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00010 6-32 3/4" Fully Threaded ASTM F835 UNC 0.307" 0.097" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00011 8-32 1/4" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00012 8-32 3/8" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00013 8-32 1/2" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00014 8-32 5/8" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00015 8-32 3/4" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00016 8-32 1" Fully Threaded ASTM F835 UNC 0.359" 0.112" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00018 10-24 1/4" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00017 10-24 3/8" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00019 10-24 1/2" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00020 10-24 5/8" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00021 10-24 3/4" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00022 10-24 1" Fully Threaded ASTM F835 UNC 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00024 10-32 1/4" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00023 10-32 3/8" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00025 10-32 1/2" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00026 10-32 5/8" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00027 10-32 3/4" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00028 10-32 1" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00029 10-32 1 1/4" Fully Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00030 10-32 1 1/2" Partially Threaded ASTM F835 UNF 0.411" 0.127" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00031 1/4"-20 3/8" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00032 1/4"-20 1/2" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00033 1/4"-20 5/8" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00034 1/4"-20 3/4" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00035 1/4"-20 7/8" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00036 1/4"-20 1" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00037 1/4"-20 1 1/4" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00038 1/4"-20 1 1/2" Fully Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00039 1/4"-20 1 3/4" Partially Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00040 1/4"-20 2" Partially Threaded ASTM F835 UNC 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00041 1/4"-28 1/2" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00042 1/4"-28 5/8" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00043 1/4"-28 3/4" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00044 1/4"-28 1" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00045 1/4"-28 1 1/4" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00046 1/4"-28 1 1/2" Fully Threaded ASTM F835 UNF 0.531" 0.161" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00047 5/16"-18 3/8" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00048 5/16"-18 1/2" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00049 5/16"-18 5/8" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00050 5/16"-18 3/4" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00051 5/16"-18 7/8" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00052 5/16"-18 1" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00053 5/16"-18 1 1/8" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00054 5/16"-18 1 1/4" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00055 5/16"-18 1 1/2" Fully Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00056 5/16"-18 2" Partially Threaded ASTM F835 UNC 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00057 5/16"-24 3/4" Fully Threaded ASTM F835 UNF 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00058 5/16"-24 1" Fully Threaded ASTM F835 UNF 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00059 5/16"-24 1 1/2" Fully Threaded ASTM F835 UNF 0.656" 0.198" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00060 3/8"-16 3/4" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00061 3/8"-16 7/8" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00062 3/8"-16 1" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00063 3/8"-16 1 1/8" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00064 3/8"-16 1 1/4" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00065 3/8"-16 1 1/2" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00066 3/8"-16 1 3/4" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00067 3/8"-16 2" Fully Threaded ASTM F835 UNC 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00068 3/8"-24 3/4" Fully Threaded ASTM F835 UNF 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00069 3/8"-24 1" Fully Threaded ASTM F835 UNF 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00070 3/8"-24 1 1/4" Fully Threaded ASTM F835 UNF 0.781" 0.234" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00071 1/2"-13 3/4" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00072 1/2"-13 1" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00073 1/2"-13 1 1/4" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00074 1/2"-13 1 1/2" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00075 1/2"-13 1 3/4" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
0372FA00076 1/2"-13 2" Fully Threaded ASTM F835 UNC 0.938" 0.251" Black-Oxide Alloy Steel 130000 psi Rockwell C39
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