Hex Nuts

3071 products

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
Thread Type
Part Number Thread Size Thread Type Thread Fit Thread Direction Width Height Drive Style Nut Type Specifications Met Material
0902FA00001 4-40 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - PTFE Plastic
0913FA00001 4-40 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - Silicon Bronze
0897FA00002 4-40 UNC Class 2B Right Hand 17/64" 3/32" External Hex Hex - Nylon 6/6 Plastic
0901FA00001 4-40 UNC Class 2B Right Hand 17/64" 3/32" External Hex Hex - Polycarbonate Plastic
0970FA00002 4-40 UNC Class 3B Right Hand 3/16" 1/16" External Hex Hex Fed. Spec. FF-N-836, NAS671C4 18-8 Stainless Steel
0881FA00017 4-48 UNF Class 2B Right Hand 1/4" 3/32" External Hex Hex - 18-8 Stainless Steel
0908FA00014 4-48 UNF Class 2B Right Hand 1/4" 3/32" External Hex Hex - Brass
0926FA00040 5-40 UNC Class 2B Left Hand 5/16" 3/32" External Hex Hex ASTM A108 Black-Oxide Steel
0931FA00027 5-40 UNC Class 2B Left Hand 5/16" 3/32" External Hex Hex - 18-8 Stainless Steel
0969FA00005 5-40 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - 18-8 Stainless Steel
0971FA00005 5-40 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - 316 Stainless Steel
0972FA00005 5-40 UNC Class 2B Right Hand 1/4" 3/32" External Hex Hex - Zinc-Plated Steel
0911FA00016 5-40 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex ASME B18.6.3 6061 Aluminum
0881FA00007 5-40 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - 18-8 Stainless Steel
0908FA00005 5-40 UNC Class 2B Right Hand 5/16" 7/64" External Hex Hex - Brass
0881FA00018 5-44 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - 18-8 Stainless Steel
0908FA00015 5-44 UNF Class 2B Right Hand 5/16" 7/64" External Hex Hex - Brass
0931FA00016 5/16"-18 UNC Class 2B Left Hand 1/2" 3/16" External Hex Hex - 18-8 Stainless Steel
0926FA00002 5/16"-18 UNC Class 2B Left Hand 1/2" 3/16" External Hex Hex - Steel
0924FA00003 5/16"-18 UNC Class 2B Left Hand 1/2" 3/16" External Hex Hex - Zinc-Plated Steel
0886FA00003 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - 18-8 Stainless Steel
0890FA00004 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - 316 Stainless Steel
0865FA00018 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - Steel
0873FA00003 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0865FA00002 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - Zinc-Plated Steel
0878FA00017 5/16"-18 UNC Class 2B Left Hand 1/2" 17/64" External Hex Hex - Zinc-Plated Steel
0974FA00020 5/16"-18 UNC Class 2B Left Hand 1/2" 9/32" External Hex Hex - 316 Stainless Steel
0940FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 6061 Aluminum
0941FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Silicon Bronze
0927FA00010 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Steel
0921FA00011 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Steel
0927FA00044 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Zinc Yellow-Chromate Plated Steel
0927FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Zinc-Flake-Coated Steel
0921FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0932FA00007 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex Fed. Spec. FF-N-836, MS35691-11 18-8 Stainless Steel
0928FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - 18-8 Stainless Steel
0928FA00035 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0925FA00047 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Black-Oxide Steel
0936FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Brass
0942FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Grade 2 Titanium
0925FA00054 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Steel
0925FA00112 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - Zinc-Plated Steel
0934FA00003 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - -
0934FA00017 5/16"-18 UNC Class 2B Right Hand 1/2" 3/16" External Hex Hex - -
0892FA00007 5/16"-18 UNC Class 2B Right Hand 1/2" 15/64" External Hex Hex - Bumax 88 Stainless Steel
0872FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B1.1, ASME B18.2.2, SAE J995 Zinc Yellow-Chromate Plated Steel
0911FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 6061 Aluminum
0911FA00040 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Black Corrosion-Resistant-Coated 6061 Aluminum
0861FA00094 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Black Corrosion-Resistant-Coated Steel
0861FA00035 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Black-Oxide Steel
0874FA00001 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Hot-Dipped Galvanized Steel
0861FA00061 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Steel
0861FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0893FA00001 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASTM A194 316 Stainless Steel
0881FA00059 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASTM F594 18-8 Stainless Steel
0888FA00070 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex ASTM F594 316 Stainless Steel
0871FA00004 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex Fed. Spec. FF-N-836, MS51967-6 Black-Oxide Steel
0871FA00018 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex Fed. Spec. FF-N-836, MS51967-6 Cadmium Yellow-Chromate Plated Steel
0884FA00003 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex Fed. Spec. FF-N-836, MS51971-2, Fed. Spec. QQ-P-35 18-8 Stainless Steel
0866FA00003 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex MS51967-5; Fed. Spec. FF-N-836 Cadmium Yellow-Chromate Plated Steel
0895FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - 17-4 PH Stainless Steel
0881FA00024 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - 18-8 Stainless Steel
0888FA00043 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - 316 Stainless Steel
0917FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - 400 Nickel
0896FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - 410 Stainless Steel
0894FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - A286 Stainless Steel
0881FA00100 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Black-Oxide 18-8 Stainless Steel
0888FA00013 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Black-Oxide 316 Stainless Steel
0868FA00076 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Black-Oxide Steel
0908FA00022 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Brass
0918FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - C276 Nickel
0919FA00009 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Ceramic
0900FA00003 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Fiberglass
0915FA00007 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Grade 2 Titanium
0902FA00006 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - PTFE Plastic
0913FA00019 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Silicon Bronze
0868FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Steel
0868FA00065 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Zinc Yellow-Chromate Plated Steel
0868FA00036 5/16"-18 UNC Class 2B Right Hand 1/2" 17/64" External Hex Hex - Zinc-Flake-Coated Steel
0974FA00028 5/16"-18 UNC Class 2B Right Hand 1/2" 9/32" External Hex Hex - 316 Stainless Steel
0879FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 5/16" External Hex Hex - Cadmium Yellow-Chromate Plated Steel
0962FA00002 5/16"-18 UNC Class 2B Right Hand 1/2" 21/64" External Hex Hex - 18-8 Stainless Steel
0939FA00001 5/16"-18 UNC Class 2B Right Hand 33/64" 3/16" External Hex Hex - Nylon 6/6 Plastic
0907FA00003 5/16"-18 UNC Class 2B Right Hand 33/64" 17/64" External Hex Hex - Acetal Plastic
0897FA00020 5/16"-18 UNC Class 2B Right Hand 33/64" 17/64" External Hex Hex - Nylon 6/6 Plastic
0904FA00002 5/16"-18 UNC Class 2B Right Hand 17/32" 17/64" External Hex Hex - PVC Plastic
0964FA00002 5/16"-18 UNC Class 2B Right Hand 9/16" 13/64" External Hex Hex ASME B18.2.2, ASTM A194 Zinc-Plated Steel
0966FA00001 5/16"-18 UNC Class 2B Right Hand 9/16" 13/64" External Hex Hex - 18-8 Stainless Steel
0965FA00017 5/16"-18 UNC Class 2B Right Hand 9/16" 13/64" External Hex Hex - Black-Oxide Steel
0967FA00002 5/16"-18 UNC Class 2B Right Hand 9/16" 13/64" External Hex Hex - Brass
0965FA00002 5/16"-18 UNC Class 2B Right Hand 9/16" 13/64" External Hex Hex - Steel
0884FA00018 5/16"-18 UNC Class 2B Right Hand 9/16" 7/32" External Hex Hex Fed. Spec. FF-N-836, MS35649-2314, Fed. Spec. QQ-P-35 18-8 Stainless Steel
0875FA00008 5/16"-18 UNC Class 2B Right Hand 9/16" 7/32" External Hex Hex MS35649-2312, Fed. Spec. FF-N-836 Cadmium Yellow-Chromate Plated Steel
0899FA00015 5/16"-18 UNC Class 2B Right Hand 9/16" 7/32" External Hex Hex - PEEK Plastic
0949FA00002 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASME B18.2.2 Steel
0949FA00020 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASME B18.2.2 Zinc-Plated Steel
0944FA00080 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASME B18.2.2, ASTM A194 Zinc Yellow-Chromate Plated Steel
0956FA00003 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASTM A194 18-8 Stainless Steel
0957FA00001 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASTM A194 316 Stainless Steel
0944FA00055 5/16"-18 UNC Class 2B Right Hand 9/16" 19/64" External Hex Hex ASTM A194 Black-Oxide Steel
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