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Heavy Hex Nuts, Steel (ASME B18. 2.6)

Heavy Hex Nuts are larger and thicker than standard (finished) hex nuts.The heavy hex pattern is typically used for large diameter and high strength bolts, and with certain high-strength grades of steel can be used with structural bolts in structural applications.

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Buy Heavy Hex Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
BHAMALHeavy Hex NutSteelGalvanized1 1/2-61 1/2-6 hvy hex nut hdg b18.2.2 b18.2.634
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BHAMALHeavy Hex NutSteelZinc/Clear1 1/2-61 1/2-6 hvy hex nut zn b18.2.2 b18.2.64
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AbabaCAHeavy Hex NutSteelPlain1-81-8 hvy h/n stl pln b18.2.2 b18.2.630
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AbabaCAHeavy Hex NutSteelPlain1 1/8-71 1/8-7 hvy h/n stl pln b18.2.2 b18.2.674
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AbabaCAHeavy Hex NutSteelGalvanized1 1/4-71 1/4-7 hvy h/n stl hdg b18.2.2 b18.2.67
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AbabaCAHeavy Hex NutSteelPlain1 3/8-61 3/8-6 hvy h/n stl pln b18.2.2 b18.2.61
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AbabaCAHeavy Hex NutSteelPlain1 5/8-5.51 5/8-5.5 hvy h/n stl pln b18.2.2 b18.2.61
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AbabaCAHeavy Hex NutSteelZinc/Clear5/16-185/16-18 hvy h/n stl znc b18.2.2 b18.2.62000
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AbabaCAHeavy Hex NutSteelZinc/Clear3/8-163/8-16 hvy h/n stl znc b18.2.2 b18.2.6900
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AbabaCAHeavy Hex NutSteelPlain1/2-131/2-13 hvy h/n astm a563 per spec pln b18.2.2 b18.2.69
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AbabaCAHeavy Hex NutSteelPlain1/2-131/2-13 hvy h/n stl pln b18.2.2 b18.2.6100
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AbabaCAHeavy Hex NutSteelZinc/Clear1/2-131/2-13 hvy h/n stl znc b18.2.2 b18.2.6360
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AbabaCAHeavy Hex NutSteelPlain5/8-115/8-11 hvy h/n stl pln b18.2.2 b18.2.615
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AbabaCAHeavy Hex NutSteelZinc/Clear3/4-103/4-10 hvy h/n stl znc b18.2.2 b18.2.653
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AbabaCAHeavy Hex NutSteelPlain7/16-147/16-14 hvy h/n stl pln b18.2.2 b18.2.6900
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AbabaCAHeavy Hex NutSteelGalvanized5/8-115/8-11 hvy h/n stl hdg b18.2.2 b18.2.660
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AbabaCAHeavy Hex NutSteelZinc/Clear5/8-115/8-11 hvy h/n stl znc b18.2.2 b18.2.650
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AbabaCAHeavy Hex NutSteelZinc/Clear1 1/8-71 1/8-7 hvy h/n stl znc b18.2.2 b18.2.650
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GLFOHHeavy Hex NutSteelPlain5/16-185/16-18 hvy hex nut stl pln b18.2.2 b18.2.6 () () ()2376
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GLFOHHeavy Hex NutSteelZinc/Clear1 1/2-61-1/2-6 hvy hex nut stl zc b18.2.2 b18.2.6 () () ()6
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GLFOHHeavy Hex NutSteelGalvanized2 1/4-4 1/22-1/4-4-1/2 hvy hex nut stl hdg b18.2.2 b18.2.6 () () ()2
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)5/8-115/8-11 hvy hex nut a563 stl teflon b18.2.2 b18.2.6 () () ()1080
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GLFOHHeavy Hex NutSteelPlain3/4-103/4-10 hvy hex nut a325 stl pln b18.2.2 b18.2.6 () () ()73
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GLFOHHeavy Hex NutSteelZinc/Clear9/16-129/16-12 hvy hex nut stl zc b18.2.2 b18.2.6 () () ()1301
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)7/8-97/8-9 hvy hex nut a563 stl teflon b18.2.2 b18.2.6 () () ()31
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)1-8 x 41-8 hvy hex nut 4l stl teflon b18.2.2 b18.2.6 () () ()100
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GLFOHHeavy Hex NutSteelPlain1/4-201/4-20 hvy hex nut stl pln b18.2.2 b18.2.6 () () ()3000
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)5/8-115/8-11 hvy hex nut l-7 stl teflon b18.2.2 b18.2.6 () () ()30
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)3/4-103/4-10 hvy hex nut l-7 stl teflon b18.2.2 b18.2.6 () () ()53
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)5/8-115/8-11 hvy hex nut tapped oversize a194 gr 4 stl teflon b18.2.2 b18.2.6 () () ()242
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)5/8-11 x 45/8-11 hvy hex nut a194 gr 4 stl teflon b18.2.2 b18.2.6 () () ()76
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)3/4-10 x 43/4-10 hvy hex nut a194 gr 4 stl teflon b18.2.2 b18.2.6 () () ()44
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GLFOHHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)7/8-9 x 47/8-9 hvy hex nut a194 gr 4 stl teflon b18.2.2 b18.2.6 () () ()152
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GLFOHHeavy Hex NutSteelPlain1/2-131/2-13 hvy hex nut stl pln b18.2.2 b18.2.6 () () ()1150
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GLFOHHeavy Hex NutSteelZinc/Clear1/2-131/2-13 hvy hex nut stl zc b18.2.2 b18.2.6 () () ()3300
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GLFOHHeavy Hex NutSteelPlain1 3/4-51-3/4-5 hvy hex nut stl pln b18.2.2 b18.2.6 () () ()6
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GLFOHHeavy Hex NutSteelPlain1-81-8 hvy hex nut a563 stl pln b18.2.2 b18.2.6 () () ()50
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GLFOHHeavy Hex NutSteelZinc/Clear1-81-8 hvy hex nut stl zc b18.2.2 b18.2.6 () () ()68
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AbabaCAHeavy Hex NutSteelPlain1-81-8 hvy h/n stl pln b18.2.2 b18.2.640
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AbabaCAHeavy Hex NutSteelZinc/Yellow3/8-163/8-16 hvy h/n stl yel znc b18.2.2 b18.2.6445
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AbabaCAHeavy Hex NutSteelPlain1/2-131/2-13 hvy h/n stl pln b18.2.2 b18.2.650
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AbabaCAHeavy Hex NutSteelZinc/Clear3/4-103/4-10 hvy h/n stl znc b18.2.2 b18.2.63
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AbabaCAHeavy Hex NutSteelZinc/Yellow1/4-201/4-20 hvy h/n (pltd to fe/zn12) stl yel znc b18.2.2 b18.2.612800
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SIIINHeavy Hex NutSteelZinc/Clear5/8-115/8-11 low carbon zinc plated heavy hex nut) b18.2.2 b18.2.6200
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SIIINHeavy Hex NutSteelPlain1/21/2 a563 heavy hex nut (usa) b18.2.2 b18.2.62769
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SIIINHeavy Hex NutSteelPlain1/21/2 a563 heavy hex nut plain b18.2.2 b18.2.6382
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SIIINHeavy Hex NutSteelPlain5/85/8 a563 heavy hex nut plain b18.2.2 b18.2.656
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SIIINHeavy Hex NutSteelZinc/Clear3/4-103/4-10 low carbon zinc plated heavy hex nut) b18.2.2 b18.2.620
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GLFOHHeavy Hex NutSteelZinc/Clear1/2-131/2-13 hvy hex nut a563 stl zc b18.2.2 b18.2.6 54
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QFCTXHeavy Hex NutSteelPlain1/4-201/4-20 hvy hex nut plain tapped oversize b18.2.2 b18.2.684
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QFCTXHeavy Hex NutSteelPlain3/8-163/8-16 hvy hex nut plain b18.2.2 b18.2.6121
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QFCTXHeavy Hex NutSteelPlain1/2-131/2-13 hvy hex nut plain b18.2.2 b18.2.655
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QFCTXHeavy Hex NutSteelPlain1/2-131/2-13 hvy hex nut plain b18.2.2 b18.2.6198
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QFCTXHeavy Hex NutSteelPlain1/2-131/2-13 hvy hex nut plain b18.2.2 b18.2.6232
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QFCTXHeavy Hex NutSteelPlain1 1/4-71 1/4-7 hvy hex nut plain b18.2.2 b18.2.617
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QFCTXHeavy Hex NutSteelPlain1 1/2-61 1/2-6 hvy hex nut plain b18.2.2 b18.2.6100
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QFCTXHeavy Hex NutSteelPlain2 3/4-42 3/4-4 hvy hex nut plain b18.2.2 b18.2.64
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QFCTXHeavy Hex NutSteelZinc/Clear5/16-185/16-18 heavy hex nut zinc b18.2.2 b18.2.61987
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QFCTXHeavy Hex NutSteelGalvanized3/8-163/8-16 hvy hex a563 a hdg b18.2.2 b18.2.6874
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QFCTXHeavy Hex NutSteelPlain3/4-10 x 33/4-10 heavy hex nut a563 c3 b18.2.2 b18.2.67
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QFCTXHeavy Hex NutSteelGalvanized3/4-103/4-10 hvy hex nut hdg domestic b18.2.2 b18.2.6113893
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QFCTXHeavy Hex NutSteelGalvanized3/8-163/8-16 fin hex nut a563gra hdg dom b18.2.2 b18.2.62529
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QFCTXHeavy Hex NutSteelGalvanized3/8-163/8-16 fin hex nut a563gra hdg dom b18.2.2 b18.2.615
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QFCTXHeavy Hex NutSteelGalvanized1/2-131/2-13 fin hex nut a563gra hdg domestic b18.2.2 b18.2.6132
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QFCTXHeavy Hex NutSteelGalvanized1/2-131/2-13 fin hex nut a563gra hdg domestic b18.2.2 b18.2.6757
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QFCTXHeavy Hex NutSteelGalvanized1/2-131/2-13 fin hex nut a563gra hdg domestic b18.2.2 b18.2.6100
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QFCTXHeavy Hex NutSteelGalvanized1/2-131/2-13 fin hex nut a563gra hdg domestic b18.2.2 b18.2.688
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QFCTXHeavy Hex NutSteelGalvanized1/2-131/2-13 fin hex nut a563gra hdg domestic b18.2.2 b18.2.6500
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QFCTXHeavy Hex NutSteelGalvanized7/8-97/8-9 fin hex nut a563gra hdg domestic b18.2.2 b18.2.6100
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B & K FASTPAHeavy Hex NutSteelGalvanized1/4-201/4-20 heavy hex nuts galv b18.2.2 b18.2.648
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B & K FASTPAHeavy Hex NutSteelGalvanized5/8-115/8-11 heavy hex nuts galv b18.2.2 b18.2.6106
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B & K FASTPAHeavy Hex NutSteelGalvanized3/4-103/4-10 heavy hex nuts galv. b18.2.2 b18.2.68
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B & K FASTPAHeavy Hex NutSteelGalvanized1 3/8-61 3/8-6 heavy hex nuts galv b18.2.2 b18.2.627
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B & K FASTPAHeavy Hex NutSteelGalvanized3-43-4 heavy hex nuts galv b18.2.2 b18.2.68
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B & K FASTPAHeavy Hex NutSteelPlain5/16-185/16-18 heavy hex nuts plain b18.2.2 b18.2.6209414
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B & K FASTPAHeavy Hex NutSteelZinc/Clear5/16-185/16-18 heavy hex nuts zinc b18.2.2 b18.2.625043
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B & K FASTPAHeavy Hex NutSteelPlain3/8-163/8-16 heavy hex nuts plain b18.2.2 b18.2.64500
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B & K FASTPAHeavy Hex NutSteelZinc/Clear3/8-163/8-16 heavy hex nuts zinc b18.2.2 b18.2.610500
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B & K FASTPAHeavy Hex NutSteelPlain7/16-147/16-14 heavy hex nuts plain b18.2.2 b18.2.62218
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B & K FASTPAHeavy Hex NutSteelZinc/Clear7/16-147/16-14 heavy hex nuts zinc b18.2.2 b18.2.65753
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B & K FASTPAHeavy Hex NutSteelPlain1/2-131/2-13 heavy hex nuts plain b18.2.2 b18.2.6525
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B & K FASTPAHeavy Hex NutSteelZinc/Clear1/2-131/2-13 heavy hex nuts zinc b18.2.2 b18.2.626910
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B & K FASTPAHeavy Hex NutSteelZinc/Yellow9/16-189/16-18 heavy hex nuts zinc/yellow b18.2.2 b18.2.625
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B & K FASTPAHeavy Hex NutSteelPlain5/8-115/8-11 heavy hex nuts plain b18.2.2 b18.2.6600
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B & K FASTPAHeavy Hex NutSteelZinc/Clear5/8-115/8-11 heavy hex nuts zinc b18.2.2 b18.2.6330
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B & K FASTPAHeavy Hex NutSteelPlain3/4-103/4-10 heavy hex nuts plain b18.2.2 b18.2.620
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B & K FASTPAHeavy Hex NutSteelZinc/Clear3/4-103/4-10 heavy hex nuts zinc b18.2.2 b18.2.64020
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B & K FASTPAHeavy Hex NutSteelPlain7/8-97/8-9 heavy hex nuts plain b18.2.2 b18.2.6821
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B & K FASTPAHeavy Hex NutSteelZinc/Clear7/8-97/8-9 heavy hex nuts zinc b18.2.2 b18.2.6575
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BHAMGAHeavy Hex NutSteelPlain1-8 x 6601-8 660br heavy hex nuts b18.2.2 b18.2.610
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BHAMGAHeavy Hex NutSteelPlain1 x 6601 660bmi heavy hex nuts b18.2.2 b18.2.621
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BHAMGAHeavy Hex NutSteelPlain7/8-97/8-9 a194 grade 6f heavy hex nuts b18.2.2 b18.2.6800
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BHAMGAHeavy Hex NutSteelPlain7/87/8 a194 grade 6 heavy hex nuts b18.2.2 b18.2.639
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BHAMGAHeavy Hex NutSteelPlain1 1/81 1/8 a194 grade 6 heavy hex nuts b18.2.2 b18.2.636
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BHAMGAHeavy Hex NutSteelPlain5/8-115/8-11 4140 heavy hex nuts b18.2.2 b18.2.632
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BHAMGAHeavy Hex NutSteelPlain5/8-115/8-11 4340 heavy hex nuts b18.2.2 b18.2.616
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BHAMGAHeavy Hex NutSteelPlain1 1/8-71 1/8-7 a194 grade 6 heavy hex nuts b18.2.2 b18.2.6250
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BHAMGAHeavy Hex NutSteelPlain1/21/2 4140 hvy hex nuts b18.2.2 b18.2.640
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BHAMGAHeavy Hex NutSteelPlain1 1/81 1/8 194 grade 6f (416) heavy hex nuts b18.2.2 b18.2.619
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BHAMGAHeavy Hex NutSteelPlain1 1/8-81 1/8-8 4140 heavy hex nuts b18.2.2 b18.2.69
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BHAMGAHeavy Hex NutSteelPlain3/43/4 4340 heavy hex nuts b18.2.2 b18.2.630
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BHAMGAHeavy Hex NutSteelPlain1 1/4 x 71 1/4 a194 7 heavy hex nuts b18.2.2 b18.2.624
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BHAMGAHeavy Hex NutSteelPlain1 1/21 1/2 4340 heavy hex nuts b18.2.2 b18.2.67
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BHAMGAHeavy Hex NutSteelPlain1 1/41 1/4 a563 b heavy hex nuts b18.2.2 b18.2.618
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BHAMGAHeavy Hex NutSteelPlain1 1/21 1/2 4140 heavy hex nuts b18.2.2 b18.2.63
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BHAMGAHeavy Hex NutSteelPlain1 1/21 1/2 4340 heavy hex nuts b18.2.2 b18.2.623
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BHAMGAHeavy Hex NutSteelPlain2 3/42 3/4 4140 heavy hex nuts b18.2.2 b18.2.63
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Marine FastenersFLHeavy Hex NutSteelPlain1/2-131/2-13 hvy hex nut a194b8m b18.2.2 b18.2.634672
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QFCTXHeavy Hex NutSteelPlain1-81-8 hvy hex nut plain b18.2.2 b18.2.610
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QFCTXHeavy Hex NutSteelPlain1 3/4-51 3/4-5 hvy hex nut plain b18.2.2 b18.2.628
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QFCTXHeavy Hex NutSteelPlain2-4 1/22-4 1/2 hvy hex nut plain b18.2.2 b18.2.66
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QFCTXHeavy Hex NutSteelPlain2 1/2-42 1/2-4 hvy hex nut plain b18.2.2 b18.2.66
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QFCTXHeavy Hex NutSteelPlain1/4-201/4-20 hvy hex nut plain t/o domestic b18.2.2 b18.2.635
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QFCTXHeavy Hex NutSteelPlain3-43-4 hvy hex nut plain b18.2.2 b18.2.62
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QFCTXHeavy Hex NutSteelPlain3 1/2-43 1/2-4 hvy hex nut plain b18.2.2 b18.2.63
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QFCTXHeavy Hex NutSteelPlain4-44-4 hvy hex nut plain b18.2.2 b18.2.61
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QFCTXHeavy Hex NutSteelPlain3 3/4-43 3/4-4 hvy hex nut plain b18.2.2 b18.2.61
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QFCTXHeavy Hex NutSteelZinc/Clear5/8-115/8-11 heavy hex nut a194 zinc plated b18.2.2 b18.2.6200
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JET FITTINGCAHeavy Hex NutSteelZinc/Yellow5/8-11nut heavy hex 5/8-11 steel zinc plated yellow b18.2.2 b18.2.622
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JET FITTINGCAHeavy Hex NutSteelZinc/Clear5/16-185/16-18 heavy hex nut steel zinc b18.2.2 b18.2.61560
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JET FITTINGCAHeavy Hex NutSteelZinc/Clear3/8-163/8-16 heavy hex nut steel zinc b18.2.2 b18.2.6739
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JET FITTINGCAHeavy Hex NutSteelZinc/Clear1/4-201/4-20 heavy hex nut steel zinc b18.2.2 b18.2.6479
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JET FITTINGCAHeavy Hex NutSteelZinc/Clear1-8nut heavy hex 1-8 steel zinc b18.2.2 b18.2.650
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JET FITTINGCAHeavy Hex NutSteelZinc/Clear5/16-18nut hex 5/1618 brnp hvy rohs compliant asme/ansi b18.2.2 b18.2.2 b18.2.6600
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JET FITTINGCAHeavy Hex NutSteelZinc/Yellow3/8-16nut hex 3/816 steel zinc plated yellow hvy b18.2.2 b18.2.61000
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THRDFASTFLHeavy Hex NutSteelZinc/Clear1 1/4-7a325 hvy hex nut b18.2.2 b18.2.651
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THRDFASTFLHeavy Hex NutSteelZinc/Clear7/8-97/8-9 gr4 hvy hex nut b18.2.2 b18.2.6450
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THRDFASTALHeavy Hex NutSteelGalvanized3/4-10hvy recessed hex nut hdg b18.2.2 b18.2.66,200
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THRDFASTALHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)5/8-115/8-11 gr4 hvy hex nut teflon blue b18.2.2 b18.2.611
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THRDFASTALHeavy Hex NutSteelFluoropolymer-Based (Xylan, Fluorokote, Teflon)3/4-103/4-10 gr4 hvy hex nut teflon blue b18.2.2 b18.2.69
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Coburn Myers Fastening SystemsPAHeavy Hex NutSteelPlain3/8-24hvy hex nut steel plain b18.2.2 b18.2.663500
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All SizeTXHeavy Hex NutSteelPlain1 1/2-8 1 1/2-8 heavy hex nut 2-h b18.2.2 b18.2.643
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All SizeTXHeavy Hex NutSteelPlain1-81-8 l.h. heavy hex nut b18.2.2 b18.2.63
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All SizeTXHeavy Hex NutSteelPlain9/16-129/16-12 heavy nex nut plain b18.2.2 b18.2.6353
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All SizeTXHeavy Hex NutSteelZinc/Clear9/16-129/16-12 heavy nex nut zinc b18.2.2 b18.2.62,288
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All SizeTXHeavy Hex NutSteelZinc/Clear1 1/2-81 1/2-8 heavy hex nut 2-hzinc b18.2.2 b18.2.620
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