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
0969FA00002 0-80 UNF Class 2B Right Hand 1/8" 3/64" External Hex Hex - 18-8 Stainless Steel
0969FA00014 0-80 UNF Class 2B Right Hand 1/8" 3/64" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0884FA00011 0-80 UNF Class 2B Right Hand 5/32" 3/64" External Hex Hex Fed. Spec. FF-N-836, MS35650-314, Fed. Spec. QQ-P-35 18-8 Stainless Steel
0881FA00013 0-80 UNF Class 2B Right Hand 5/32" 3/64" External Hex Hex - 18-8 Stainless Steel
0881FA00094 0-80 UNF Class 2B Right Hand 5/32" 3/64" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0908FA00010 0-80 UNF Class 2B Right Hand 5/32" 3/64" External Hex Hex - Brass
0970FA00006 0-80 UNF Class 3B Right Hand 1/8" 3/64" External Hex Hex Fed. Spec. FF-N-836, NAS671C0 18-8 Stainless Steel
0973FA00001 0-80 UNF - Right Hand 3/32" 3/64" External Hex Hex - Brass
0881FA00003 00-90 UNS Class 2B Right Hand 5/64" 3/64" External Hex Hex - 18-8 Stainless Steel
0908FA00043 00-90 UNS - Right Hand 5/64" 3/64" External Hex Hex - Brass
0908FA00044 00-96 UNS Class 2B Right Hand 5/64" 3/64" External Hex Hex - Brass
0881FA00002 000-120 UNS Class 2B Right Hand 5/64" 1/32" External Hex Hex - 18-8 Stainless Steel
0908FA00042 000-120 UNS - Right Hand 5/64" 1/32" External Hex Hex - Brass
0881FA00001 0000-160 UNS Class 2B Right Hand 1/16" 1/32" External Hex Hex - 18-8 Stainless Steel
0931FA00046 1 1/2"-12 UNF Class 2B Left Hand 2 1/4" 27/32" External Hex Hex ANSI/ASME 18.2.2 18-8 Stainless Steel
0938FA00014 1 1/2"-12 UNF Class 2B Left Hand 2 1/4" 27/32" External Hex Hex - Brass
0924FA00022 1 1/2"-12 UNF Class 2B Left Hand 2 1/4" 27/32" External Hex Hex - Zinc-Plated Steel
0960FA00001 1 1/2"-12 UNF Class 2B Right Hand 2 3/16" 2" External Hex Hex SAE J995 Steel
0927FA00032 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Steel
0921FA00035 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Steel
0927FA00072 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Zinc Yellow-Chromate Plated Steel
0921FA00058 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0928FA00017 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - 18-8 Stainless Steel
0936FA00026 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Brass
0925FA00078 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Steel
0925FA00135 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Zinc-Plated Steel
0934FA00039 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - -
0861FA00088 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASME B18.2.2 Steel
0861FA00031 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0881FA00045 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - 18-8 Stainless Steel
0868FA00101 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Black-Oxide Steel
0868FA00031 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Steel
0868FA00125 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0868FA00061 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Zinc-Flake-Coated Steel
0861FA00059 1 1/2"-12 UNF Class 2B Right Hand 2 1/4" 1 5/16" External Hex Hex ASME B18.2.2 Black-Oxide Steel
0944FA00022 1 1/2"-12 UNF Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A194 Steel
0931FA00045 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 27/32" External Hex Hex ANSI/ASME 18.2.2 18-8 Stainless Steel
0926FA00054 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 27/32" External Hex Hex ASTM A108 Black-Oxide Steel
0935FA00037 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 27/32" External Hex Hex - 316 Stainless Steel
0924FA00021 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 27/32" External Hex Hex - Zinc-Plated Steel
0886FA00020 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 1 9/32" External Hex Hex - 18-8 Stainless Steel
0890FA00021 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 1 9/32" External Hex Hex - 316 Stainless Steel
0878FA00005 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 1 9/32" External Hex Hex - Steel
0865FA00037 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 1 9/32" External Hex Hex - Steel
0873FA00022 1 1/2"-6 UNC Class 2B Left Hand 2 1/4" 1 9/32" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0927FA00031 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Steel
0927FA00048 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Zinc Yellow-Chromate Plated Steel
0921FA00006 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0928FA00006 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - 18-8 Stainless Steel
0936FA00007 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Brass
0925FA00065 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Steel
0925FA00116 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - Zinc-Plated Steel
0934FA00038 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 27/32" External Hex Hex - -
0874FA00012 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASME B18.2.2 Hot-Dipped Galvanized Steel
0861FA00084 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASME B18.2.2 Steel
0861FA00030 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0881FA00079 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASTM F594 18-8 Stainless Steel
0888FA00091 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex ASTM F594 316 Stainless Steel
0881FA00029 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - 18-8 Stainless Steel
0888FA00047 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - 316 Stainless Steel
0881FA00123 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00033 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Black-Oxide 316 Stainless Steel
0868FA00100 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Black-Oxide Steel
0908FA00026 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Brass
0913FA00012 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Silicon Bronze
0868FA00006 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Steel
0868FA00070 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0868FA00060 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 9/32" External Hex Hex - Zinc-Flake-Coated Steel
0861FA00058 1 1/2"-6 UNC Class 2B Right Hand 2 1/4" 1 5/16" External Hex Hex ASME B18.2.2 Black-Oxide Steel
0964FA00017 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 27/32" External Hex Hex ASME B18.2.2 Steel
0966FA00011 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 27/32" External Hex Hex - 18-8 Stainless Steel
0967FA00012 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 27/32" External Hex Hex - Brass
0965FA00015 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 27/32" External Hex Hex - Steel
0949FA00006 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASME B18.2.2 Steel
0949FA00023 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0944FA00075 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A194 Hot-Dipped Galvanized Steel
0944FA00015 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A194 Steel
0955FA00014 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A563 Black-Oxide Steel
0954FA00013 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A563 Hot-Dipped Galvanized Steel
0955FA00023 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A563 Steel
0954FA00021 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A563 Steel
0950FA00007 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex - 18-8 Stainless Steel
0951FA00007 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex - 316 Stainless Steel
0952FA00007 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex - Brass
0946FA00022 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex - Steel
0957FA00014 1 1/2"-6 UNC Class 2B Right Hand 2 3/8" 1 1/2" External Hex Hex ASTM A194 316 Stainless Steel
0974FA00018 1 1/2"-6 UNC Class 2B Right Hand, Left Hand 2 1/4" 27/32" External Hex Hex - Galvanized Steel
0944FA00009 1 1/2"-8 UN Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A194 Blue PTFE-Coated Steel
0944FA00016 1 1/2"-8 UN Class 2B Right Hand 2 3/8" 1 15/32" External Hex Hex ASTM A194 Steel
0957FA00015 1 1/2"-8 UN Class 2B Right Hand 2 3/8" 1 1/2" External Hex Hex ASTM A194 316 Stainless Steel
0931FA00044 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 23/32" External Hex Hex ANSI/ASME 18.2.2 18-8 Stainless Steel
0926FA00053 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 23/32" External Hex Hex ASTM A108 Black-Oxide Steel
0935FA00036 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 23/32" External Hex Hex - 316 Stainless Steel
0924FA00020 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 23/32" External Hex Hex - Zinc-Plated Steel
0886FA00019 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 1 1/16" External Hex Hex - 18-8 Stainless Steel
0890FA00020 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 1 1/16" External Hex Hex - 316 Stainless Steel
0878FA00015 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 1 1/16" External Hex Hex - Steel
0865FA00036 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 1 1/16" External Hex Hex - Steel
0873FA00021 1 1/4"-12 UNF Class 2B Left Hand 1 7/8" 1 1/16" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0925FA00045 1 1/4"-12 UNF Class 2B Right Hand 1 3/4" 7/16" External Hex Hex - Black-Oxide Steel
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