Hex Nuts

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Hex Nuts

Hex Nuts are the most common type of nut, featuring a six-sided design that provides excellent wrenching surfaces for easy installation and removal. At Skdin, we offer high-quality Hex Nuts in various grades, materials, and finishes for a wide range of industrial, construction, and manufacturing applications. These versatile nuts provide reliable fastening when used with matching bolts and are available in standard, heavy, and jam nut configurations. Our hex nuts are manufactured to precise standards, ensuring consistent thread quality and dimensional accuracy. Explore our selection to find the perfect hex nuts for your fastening requirements.

System of Measurement
Inch Metric
Thread Size
0-80 00-90 00-96 000-120 0000-160 1 1/2"-12 1 1/2"-6 1 1/2"-8 1 1/4"-12 1 1/4"-7 1 1/4"-8 1 1/8"-12 1 1/8"-7 1 1/8"-8 1 3/4"-12 1 3/4"-5 1 3/4"-8 1 3/8"-12 1 3/8"-6 1 3/8"-8 1 5/8"-12 1 5/8"-8 1 7/8"-12 1 7/8"-8 1"-12 1"-14 1"-8 1-64 1-72 1/2"-13 1/2"-20 1/2"-28 1/4"-20 1/4"-28 1/4"-32 10-24 10-32 11/16"-24 11/16"-27 12-24 12-28 2 1/2"-12 2 1/2"-4 2 1/4"-12 2 1/4"-4 1/2 2 1/4"-8 2"-12 2"-4 1/2 2"-8 2-56 2-64 3"-12 3-48 3-56 3/4"-10 3/4"-16 3/4"-20 3/8"-16 3/8"-24 3/8"-32 4-36 4-40 4-48 5-40 5-44 5/16"-18 5/16"-24 5/16"-32 5/8"-11 5/8"-18 5/8"-24 6-32 6-40 7/16"-14 7/16"-20 7/16"-28 7/8"-14 7/8"-20 7/8"-9 8-32 8-36 9/16"-12 9/16"-18 M1 M1.2 M1.4 M1.6 M1.7 M1.8 M10 M12 M14 M16 M18 M2 M2.3 M2.5 M2.6 M20 M22 M24 M27 M3 M3.5 M30 M33 M36 M39 M4 M42 M45 M48 M5 M52 M56 M6 M60 M64 M7 M72 M8
Material
17-4 PH Stainless Steel 18-8 Stainless Steel 316 Stainless Steel 400 Nickel 410 Stainless Steel 6061 Aluminum A286 Stainless Steel Acetal Plastic Alloy 20 Stainless Steel Black Corrosion-Resistant-Coated 6061 Aluminum Black Corrosion-Resistant-Coated Steel Black-Oxide 18-8 Stainless Steel Black-Oxide 316 Stainless Steel Black-Oxide Steel Blue Dyed Steel Blue PTFE-Coated Steel Brass Bumax 88 Stainless Steel C276 Nickel Cadmium Yellow-Chromate Plated Steel Ceramic Fiberglass Galvanized Steel Glass-Filled Nylon Plastic Grade 2 Titanium Hot-Dipped Galvanized Steel Nickel-Plated Brass Nylon 6/6 Plastic PEEK Plastic PTFE Plastic PTFE-Coated 18-8 Stainless Steel PVC Plastic PVDF Plastic Polycarbonate Plastic Polypropylene Plastic Silicon Bronze Steel Zinc Yellow-Chromate Plated Steel Zinc-Flake-Coated Steel Zinc-Plated Steel
Width
1/16" 5/64" 3/32" 7/64" 1/8" 5/32" 3/16" 1/4" 17/64" 5/16" 11/32" 3/8" 27/64" 7/16" 15/32" 1/2" 33/64" 17/32" 9/16" 19/32" 5/8" 11/16" 45/64" 3/4" 49/64" 25/32" 0.863" 7/8" 29/32" 59/64" 15/16" 61/64" 1" 1 1/32" 1.047" 1 1/16" 1 7/64" 1 1/8" 1.231" 1 1/4" 1 19/64" 1 5/16" 1.416" 1 7/16" 1 15/32" 1 31/64" 1 1/2" 1.6" 1 5/8" 1 11/16" 1 3/4" 1 13/16" 1 7/8" 1 15/16" 1.969" 2" 2 1/16" 2 3/16" 2 1/4" 2 3/8" 2 7/16" 2 9/16" 2 5/8" 2 3/4" 2 13/16" 2 15/16" 3" 3 1/8" 3 3/8" 3 1/2" 3 3/4" 3 7/8" 4 1/2" 2.5 mm 3 mm 3.2 mm 3.5 mm 3.9 mm 4 mm 4.5 mm 4.8 mm 4.9 mm 5 mm 5.32 mm 5.4 mm 5.5 mm 6 mm 6.78 mm 6.8 mm 6.9 mm 7 mm 7.5 mm 7.78 mm 7.8 mm 7.9 mm 8 mm 9.78 mm 9.9 mm 10 mm 11 mm 12 mm 12.73 mm 12.85 mm 12.9 mm 13 mm 14 mm 14.8 mm 15.85 mm 16 mm 17 mm 17.74 mm 17.9 mm 18 mm 19 mm 21 mm 22 mm 24 mm 27 mm 30 mm 32 mm 33 mm 36 mm 41 mm 46 mm 49 mm 50 mm 55 mm 60 mm 65 mm 70 mm 75 mm 80 mm 85 mm 90 mm 100 mm 105 mm
Height
1/32" 3/64" 1/16" 5/64" 3/32" 7/64" 1/8" 9/64" 5/32" 11/64" 3/16" 13/64" 7/32" 15/64" 1/4" 17/64" 9/32" 19/64" 5/16" 21/64" 11/32" 23/64" 3/8" 25/64" 13/32" 27/64" 7/16" 0.484" 31/64" 1/2" 33/64" 17/32" 35/64" 9/16" 0.609" 39/64" 41/64" 21/32" 11/16" 23/32" 0.734" 47/64" 3/4" 49/64" 25/32" 27/32" 0.859" 55/64" 7/8" 29/32" 31/32" 0.984" 63/64" 1" 1 1/32" 1 1/16" 1 3/32" 1 7/64" 1 9/64" 1 5/32" 1 11/64" 1 3/16" 1 7/32" 1.219" 1 1/4" 1 9/32" 1 5/16" 1 11/32" 1 13/32" 1 29/64" 1 15/32" 1 1/2" 1 19/32" 1 5/8" 1 21/32" 1 23/32" 1 3/4" 1 27/32" 1 31/32" 2" 2 1/64" 2 13/64" 2 29/64" 0.8 mm 1 mm 1.2 mm 1.3 mm 1.4 mm 1.6 mm 1.7 mm 1.8 mm 2 mm 2.2 mm 2.4 mm 2.5 mm 2.7 mm 2.8 mm 2.9 mm 3 mm 3.2 mm 3.5 mm 4 mm 4.3 mm 4.4 mm 4.9 mm 5 mm 5.2 mm 5.4 mm 5.5 mm 6 mm 6.3 mm 6.4 mm 6.5 mm 6.8 mm 7 mm 8 mm 8.4 mm 9 mm 9.8 mm 10 mm 10.54 mm 10.8 mm 11 mm 12 mm 13 mm 13.5 mm 14 mm 14.3 mm 14.8 mm 15 mm 16 mm 16.5 mm 17 mm 18 mm 19 mm 19.5 mm 20 mm 20.7 mm 21 mm 22 mm 22.5 mm 22.7 mm 23 mm 24 mm 24.7 mm 26 mm 27 mm 27.4 mm 28 mm 29 mm 30 mm 31 mm 33 mm 34 mm 36 mm 38 mm 39 mm 42 mm 45 mm 48 mm 52 mm 56 mm 58 mm 64 mm
Thread Type
Metric UN UNC UNEF UNF UNS
Thread Direction
Left Hand Right Hand Right Hand, Left Hand
Thread Pitch
0.25 mm 0.3 mm 0.35 mm 0.4 mm 0.45 mm 0.5 mm 0.6 mm 0.7 mm 0.75 mm 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm 2 mm 2.5 mm 3 mm 3.5 mm 4 mm 4.5 mm 5 mm 5.5 mm 6 mm
Fastener Strength Grade/Class
ASTM Grade 2H ASTM Grade 7 ASTM Grade 8 ASTM Grade 8M ASTM Grade C ASTM Grade DH Class 04 Class 10 Class 12 Class 5 Class 6 Class 8 Grade 2 Grade 5 Grade 8 Grade 9
Part Number Thread Size Thread Type Thread Fit Thread Direction Width Height Drive Style Nut Type Specifications Met Material
0926FA00042 10-24 UNC Class 2B Left Hand 3/8" 7/64" External Hex Hex ASTM A108 Black-Oxide Steel
0931FA00030 10-24 UNC Class 2B Left Hand 3/8" 7/64" External Hex Hex - 18-8 Stainless Steel
0935FA00020 10-24 UNC Class 2B Left Hand 3/8" 7/64" External Hex Hex - 316 Stainless Steel
0878FA00035 10-24 UNC Class 2B Left Hand 3/8" 1/8" External Hex Hex - Zinc-Plated Steel
0971FA00008 10-24 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - 316 Stainless Steel
0972FA00004 10-24 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - Zinc-Plated Steel
0969FA00009 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - 18-8 Stainless Steel
0971FA00002 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - 316 Stainless Steel
0969FA00019 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0972FA00011 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - Black-Oxide Steel
0973FA00009 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - Brass
0972FA00006 10-24 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - Zinc-Plated Steel
0974FA00026 10-24 UNC Class 2B Right Hand 5/16" 5/32" External Hex Hex - 316 Stainless Steel
0969FA00013 10-24 UNC Class 2B Right Hand 11/32" 1/8" External Hex Hex - 18-8 Stainless Steel
0971FA00009 10-24 UNC Class 2B Right Hand 11/32" 1/8" External Hex Hex - 316 Stainless Steel
0973FA00011 10-24 UNC Class 2B Right Hand 11/32" 1/8" External Hex Hex - Brass
0911FA00034 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex ASME B18.2.2 6061 Aluminum
0911FA00037 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex ASME B18.2.2 Black Corrosion-Resistant-Coated 6061 Aluminum
0884FA00016 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex Fed. Spec. FF-N-836, MS35649-204, Fed. Spec. QQ-P-35 18-8 Stainless Steel
0875FA00005 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex MS35649-202, Fed. Spec. FF-N-836 Cadmium Yellow-Chromate Plated Steel
0881FA00010 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - 18-8 Stainless Steel
0888FA00039 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - 316 Stainless Steel
0917FA00008 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - 400 Nickel
0881FA00095 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00007 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Black-Oxide 316 Stainless Steel
0908FA00008 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Brass
0919FA00007 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Ceramic
0900FA00011 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Fiberglass
0915FA00005 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Grade 2 Titanium
0902FA00004 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - PTFE Plastic
0881FA00083 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - PTFE-Coated 18-8 Stainless Steel
0913FA00004 10-24 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Silicon Bronze
0897FA00005 10-24 UNC Class 2B Right Hand 3/8" 9/64" External Hex Hex - Nylon 6/6 Plastic
0900FA00022 10-32 UNC Class 2B Right Hand 3/8" 1/8" External Hex Hex - Fiberglass
0926FA00043 10-32 UNF Class 2B Left Hand 3/8" 7/64" External Hex Hex ASTM A108 Black-Oxide Steel
0931FA00031 10-32 UNF Class 2B Left Hand 3/8" 7/64" External Hex Hex - 18-8 Stainless Steel
0935FA00021 10-32 UNF Class 2B Left Hand 3/8" 7/64" External Hex Hex - 316 Stainless Steel
0938FA00008 10-32 UNF Class 2B Left Hand 3/8" 7/64" External Hex Hex - Brass
0878FA00036 10-32 UNF Class 2B Left Hand 3/8" 1/8" External Hex Hex - Zinc-Plated Steel
0971FA00010 10-32 UNF Class 2B Right Hand 1/4" 3/32" External Hex Hex - 316 Stainless Steel
0972FA00007 10-32 UNF Class 2B Right Hand 1/4" 3/32" External Hex Hex - Zinc-Plated Steel
0969FA00011 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - 18-8 Stainless Steel
0971FA00003 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - 316 Stainless Steel
0969FA00020 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0972FA00013 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - Black-Oxide Steel
0973FA00010 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - Brass
0972FA00015 10-32 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - Zinc-Plated Steel
0969FA00010 10-32 UNF Class 2B Right Hand 11/32" 1/8" External Hex Hex - 18-8 Stainless Steel
0971FA00011 10-32 UNF Class 2B Right Hand 11/32" 1/8" External Hex Hex - 316 Stainless Steel
0911FA00035 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex ASME B18.2.2 6061 Aluminum
0911FA00038 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex ASME B18.2.2 Black Corrosion-Resistant-Coated 6061 Aluminum
0884FA00021 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex Fed. Spec. FF-N-836, MS35650-304, Fed. Spec. QQ-P-35 18-8 Stainless Steel
0875FA00006 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex MS35650-302, Fed. Spec. FF-N-836 Cadmium Yellow-Chromate Plated Steel
0881FA00021 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - 18-8 Stainless Steel
0888FA00041 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - 316 Stainless Steel
0917FA00009 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - 400 Nickel
0881FA00096 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00008 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Black-Oxide 316 Stainless Steel
0908FA00018 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Brass
0919FA00005 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Ceramic
0915FA00012 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Grade 2 Titanium
0899FA00012 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - PEEK Plastic
0881FA00082 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - PTFE-Coated 18-8 Stainless Steel
0905FA00003 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Polypropylene Plastic
0913FA00007 10-32 UNF Class 2B Right Hand 3/8" 1/8" External Hex Hex - Silicon Bronze
0907FA00001 10-32 UNF Class 2B Right Hand 3/8" 9/64" External Hex Hex - Acetal Plastic
0903FA00003 10-32 UNF Class 2B Right Hand 3/8" 9/64" External Hex Hex - Glass-Filled Nylon Plastic
0897FA00006 10-32 UNF Class 2B Right Hand 3/8" 9/64" External Hex Hex - Nylon 6/6 Plastic
0902FA00011 10-32 UNF Class 2B Right Hand 3/8" 9/64" External Hex Hex - PTFE Plastic
0901FA00004 10-32 UNF Class 2B Right Hand 3/8" 9/64" External Hex Hex - Polycarbonate Plastic
0970FA00005 10-32 UNF Class 3B Right Hand 11/32" 1/8" External Hex Hex Fed. Spec. FF-N-836, NAS671C10 18-8 Stainless Steel
0881FA00089 11/16"-24 UNEF Class 2B Right Hand 1" 27/64" External Hex Hex - 18-8 Stainless Steel
0897FA00010 11/16"-27 UNS Class 2B Right Hand 1" 1/4" External Hex Hex - Nylon 6/6 Plastic
0931FA00032 12-24 UNC Class 2B Left Hand 7/16" 9/64" External Hex Hex - 18-8 Stainless Steel
0911FA00017 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex ASME B18.6.3 6061 Aluminum
0881FA00011 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - 18-8 Stainless Steel
0888FA00040 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - 316 Stainless Steel
0881FA00103 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00009 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - Black-Oxide 316 Stainless Steel
0908FA00009 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - Brass
0913FA00013 12-24 UNC Class 2B Right Hand 7/16" 5/32" External Hex Hex - Silicon Bronze
0897FA00014 12-24 UNC Class 2B Right Hand 7/16" 13/64" External Hex Hex - Nylon 6/6 Plastic
0881FA00022 12-28 UNF Class 2B Right Hand 7/16" 5/32" External Hex Hex - 18-8 Stainless Steel
0881FA00111 12-28 UNF Class 2B Right Hand 7/16" 5/32" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00010 12-28 UNF Class 2B Right Hand 7/16" 5/32" External Hex Hex - Black-Oxide 316 Stainless Steel
0908FA00019 12-28 UNF Class 2B Right Hand 7/16" 5/32" External Hex Hex - Brass
0925FA00082 2 1/2"-12 UN Class 2B Right Hand 3 3/4" 1 13/32" External Hex Hex - Steel
0925FA00088 2 1/2"-4 UNC Class 2B Right Hand 3 3/4" 1 13/32" External Hex Hex - Steel
0965FA00008 2 1/2"-4 UNC Class 2B Right Hand 3 7/8" 1 29/64" External Hex Hex - Steel
0944FA00051 2 1/2"-4 UNC Class 2B Right Hand 3 7/8" 2 29/64" External Hex Hex ASME B18.2.2, ASTM A194 Steel
0946FA00026 2 1/2"-4 UNC Class 2B Right Hand 3 7/8" 2 29/64" External Hex Hex - Steel
0925FA00081 2 1/4"-12 UN Class 2B Right Hand 3 3/8" 1 7/32" External Hex Hex - Steel
0944FA00050 2 1/4"-4 1/2 UNC Class 2B Right Hand 3 1/2" 2 13/64" External Hex Hex ASME B18.2.2, ASTM A194 Steel
0946FA00025 2 1/4"-4 1/2 UNC Class 2B Right Hand 3 1/2" 2 13/64" External Hex Hex - Steel
0944FA00021 2 1/4"-8 UN Class 2B Right Hand 3 1/2" 2 13/64" External Hex Hex ASME B18.2.2, ASTM A194 Steel
0931FA00048 2"-12 UN Class 2B Left Hand 3" 1 3/32" External Hex Hex ANSI/ASME 18.2.2 18-8 Stainless Steel
0926FA00056 2"-12 UN Class 2B Left Hand 3" 1 3/32" External Hex Hex ASTM A108 Black-Oxide Steel
0935FA00038 2"-12 UN Class 2B Left Hand 3" 1 3/32" External Hex Hex - 316 Stainless Steel
0927FA00036 2"-12 UN Class 2B Right Hand 3" 1 3/32" External Hex Hex ASME B18.2.2 Steel
0927FA00051 2"-12 UN Class 2B Right Hand 3" 1 3/32" External Hex Hex ASME B18.2.2 Zinc Yellow-Chromate Plated Steel
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