FCH News

1 Heavy Hex Nuts (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.

Heavy Hex Nut (b18.2.6), showing 200, (click on any line for more information)

Buy Heavy Hex Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
BHAMALHeavy Hex NutGrade 8Plain1-81-8 heavy hex nut astm a194-g8m s/s b18.2.2 b18.2.63
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AbabaCAHeavy Hex NutGrade 2HGalvanized1-81-8 hvy h/n astm a194 gr 2h per spec hdg b18.2.2 b18.2.63
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AbabaCAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 hvy h/n s/s b18.2.2 b18.2.650
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AbabaCAHeavy Hex NutSteelPlain1-81-8 hvy h/n stl pln b18.2.2 b18.2.630
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GLFOHHeavy Hex NutASTM A563 Grade DHPlain1-81-8 hvy hex nut a563 gr dh stl pln b18.2.2 b18.2.6 () () ()472
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GLFOHHeavy Hex NutGrade 2HFluoropolymer-Based (Xylan, Fluorokote, Teflon)1-81-8 hvy hex nut a194 2h stl teflon b18.2.2 b18.2.6 () () ()153
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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 NutGrade 7Plain1-81-8 hvy hex nut a194 gr 7 stl pln b18.2.2 b18.2.6 () () ()22
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GLFOHHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut a194 2h stl hdg domestic b18.2.2 b18.2.6 () () ()411
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GLFOHHeavy Hex NutGrade 8Plain1-81-8 hvy hex nut gr 8 304 s/s domestic b18.2.2 b18.2.6 () () ()187
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GLFOHHeavy Hex NutGrade B8MPlain1-81-8 hvy hex nut gr b-8m s/s b18.2.2 b18.2.6 () () ()98
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GLFOHHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 hvy hex nut 18-8 s/s b18.2.2 b18.2.6 () () ()35
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GLFOHHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut a194 2h stl pln b18.2.2 b18.2.6 () () ()842
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GLFOHHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut a194 2h stl hdg b18.2.2 b18.2.6 () () ()61
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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 NutGrade B8MPlain1-8 1-8 hvy hex nut a194 gr 8m s/s b18.2.2 b18.2.6 () () ()20
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GLFOHHeavy Hex NutGrade 2HZinc/Clear1-81-8 hvy hex nut a194 2h stl zc b18.2.2 b18.2.6 () () ()157
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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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GLFOHHeavy Hex NutSteelPlain1-81-8 hvy hex nut stl pln b18.2.2 b18.2.6 () () ()898
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AbabaCAHeavy Hex NutGrade 2HPlain1-81-8 hvy h/n astm a194 gr 2h per spec pln b18.2.2 b18.2.6203
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AbabaCAHeavy Hex NutSteelPlain1-81-8 hvy h/n stl pln b18.2.2 b18.2.640
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SIIINHeavy Hex NutGrade APlain1-81-8 a563 grade a plain heavy hex nut) b18.2.2 b18.2.6111
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StandardMAHeavy Hex NutSilicon BronzePlain1-81-8 heavy full nut silicon bronze b18.2.2 b18.2.6490
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StandardMAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 heavy full nut 18-8 stainless steel b18.2.2 b18.2.62338
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StandardMAHeavy Hex NutGrade 2HGalvanized1-81-8 heavy hex nut gr 2h galvanized b18.2.2 b18.2.6790
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StandardMAHeavy Hex NutBrassPlain1-81-8 heavy full nut brass b18.2.2 b18.2.6621
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain b18.2.2 b18.2.630
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain b18.2.2 b18.2.6200
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain b18.2.2 b18.2.6126
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain b18.2.2 b18.2.65550
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain b18.2.2 b18.2.61200
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain tapped oversize b18.2.2 b18.2.640
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain tapped oversize b18.2.2 b18.2.6845
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QFCTXHeavy Hex NutASTM A563 Grade DHPlain1-8 x 31-8 hvy hex nut a563 dh3 b18.2.2 b18.2.64750
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QFCTXHeavy Hex NutGrade B8Plain1-81-8 hvy hex nut a194 gr. 8 304 ss imp b18.2.2 b18.2.65
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QFCTXHeavy Hex NutGrade 2HCadmium1-81-8 hvy hex nut 2h/dh cad plated b18.2.2 b18.2.672
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QFCTXHeavy Hex NutGrade 2HCadmium1-81-8 hvy hex nut 2h/dh cad plated b18.2.2 b18.2.6715
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain domestic b18.2.2 b18.2.685
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain domestic b18.2.2 b18.2.64890
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QFCTXHeavy Hex NutGrade 2HPlain1-81-8 hvy hex nut 2h plain domestic b18.2.2 b18.2.6188
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QFCTXHeavy Hex NutASTM A563 Grade DHPlain1-81-8 hvy hex nut dh plain domestic b18.2.2 b18.2.6400
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg w/wax domestic b18.2.2 b18.2.6198
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg w/wax domestic b18.2.2 b18.2.6147
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg w/wax domestic b18.2.2 b18.2.6442
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg w/wax domestic b18.2.2 b18.2.6606
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg w/wax domestic b18.2.2 b18.2.6137
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B & K FASTPAHeavy Hex NutGrade 2HPlain1-81-8 a194 2h heavy hex nuts plain b18.2.2 b18.2.611
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B & K FASTPAHeavy Hex NutGrade 2HZinc/Clear1-81-8 a194 2h heavy hex nuts zinc domestic b18.2.2 b18.2.619
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B & K FASTPAHeavy Hex NutBrassPlain1-81-8 brass heavy hex nuts b18.2.2 b18.2.616
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B & K FASTPAHeavy Hex NutGrade 2HGalvanized1-81-8 a194 2h heavy hex nuts 2h/dh galv b18.2.2 b18.2.679
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B & K FASTPAHeavy Hex NutGrade 2HGalvanized1-81-8 a194 2h heavy hex nuts galv b18.2.2 b18.2.655
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B & K FASTPAHeavy Hex NutGrade 2HGalvanized1-81-8 a194 2h heavy hex nuts galv domestic b18.2.2 b18.2.660
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B & K FASTPAHeavy Hex NutGrade 2HPlain1-81-8 a194 2h heavy hex nuts domestic b18.2.2 b18.2.6503
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B & K FASTPAHeavy Hex NutASTM A563 Grade DHGalvanized1-81-8 dh heavy hex nuts galv b18.2.2 b18.2.66
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B & K FASTPAHeavy Hex NutASTM A563 Grade DHGalvanized1-81-8 dh heavy hex nuts galv domestic b18.2.2 b18.2.6743
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B & K FASTPAHeavy Hex NutASTM A563 Grade DHPlain1-81-8 dh heavy hex nuts plain domestic b18.2.2 b18.2.6451
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B & K FASTPAHeavy Hex NutASTM A563 Grade DHZinc/Clear1-81-8 dh heavy hex nuts zinc domestic b18.2.2 b18.2.63
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B & K FASTPAHeavy Hex NutSteelPlain1-81-8 heavy hex nuts plain b18.2.2 b18.2.628
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B & K FASTPAHeavy Hex NutSteelZinc/Clear1-81-8 heavy hex nuts zinc b18.2.2 b18.2.6228
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B & K FASTPAHeavy Hex NutSteelPlain1-141-14 heavy hex nuts b18.2.2 b18.2.63
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B & K FASTPAHeavy Hex NutGrade BZinc/Clear1-81-8 a563 gr b heavy hex nuts zinc b18.2.2 b18.2.650
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B & K FASTPAHeavy Hex NutGrade CPlain1-81-8 a563 gr c heavy hex nuts plain domestic b18.2.2 b18.2.6232
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B & K FASTPAHeavy Hex Nut316, 317, A4 StainlessPlain1-81-8 heavy hex nuts 316 stainless b18.2.2 b18.2.68
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BHAMGAHeavy Hex Nut316, 317, A4 StainlessPlain11 316 ss heavy hex nuts b18.2.2 b18.2.616
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BHAMGAHeavy Hex NutSuperalloy (Inconel, Hast elloy, Alloy 20)Plain11 alloy 200 heavy hex nuts b18.2.2 b18.2.62
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BHAMGAHeavy Hex NutSuperalloy (Inconel, Hastelloy, Alloy 20)Plain1-121-12 alloy 200 heavy hex nuts b18.2.2 b18.2.62
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain11 310 ss heavy hex nuts b18.2.2 b18.2.618
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain11 310 ss heavy hex nuts b18.2.2 b18.2.611
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BHAMGAHeavy Hex NutDuplex Stainless (2205, Ferralium etc.)Plain11 super duplex 2507 stainless heavy hex nuts b18.2.2 b18.2.639
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 309 ss heavy hex nuts b18.2.2 b18.2.622
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 309 ss heavy hex nuts b18.2.2 b18.2.630
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain11 310 ss heavy hex nuts b18.2.2 b18.2.620
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BHAMGAHeavy Hex NutNi-Cu Alloy (Monel, K-Monel, etc.)Plain1-81-8 monel 400 heavy hex nuts b18.2.2 b18.2.627
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BHAMGAHeavy Hex NutNi-Cu Alloy (Monel, K-Monel, etc.)Plain11 monel 400 heavy hex nuts b18.2.2 b18.2.614
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BHAMGAHeavy Hex NutSuperalloy (Inconel, Hastelloy, Alloy 20)Plain11 incoloy 718 heavy hex nuts b18.2.2 b18.2.68
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BHAMGAHeavy Hex NutSuperalloy (Inconel, Hastelloy, Alloy 20)Plain1-8 x 6601-8 660b heavy hex nuts b18.2.2 b18.2.67
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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 NutSuperalloy (Inconel, Hastelloy, Alloy 20)Plain11 nitronic 60 heavy hex nuts b18.2.2 b18.2.678
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BHAMGAHeavy Hex NutSuperalloy (Inconel, Hastelloy, Alloy 20)Plain1-81-8 nitronic 60 heavy hex nuts b18.2.2 b18.2.67
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 304 ss heavy hex nuts b18.2.2 b18.2.611
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain11 304 ss heavy hex nuts b18.2.2 b18.2.674
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BHAMGAHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain11 304 ss heavy hex nuts b18.2.2 b18.2.663
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Marine FastenersFLHeavy Hex NutBrassPlain1-81-8 heavy hex nut brass b18.2.2 b18.2.6358
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Marine FastenersFLHeavy Hex NutGrade 2HFluoropolymer-Based (Xylan, Fluorokote, Teflon)1-81-8 hvy hex nut a194 2h / blue teflon b18.2.2 b18.2.6390
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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 NutGrade CPlain1-81-8 hvy hex nut a563 grc type-3 plain domestic b18.2.2 b18.2.6350
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QFCTXHeavy Hex NutASTM A563 Grade DHPlain1-8 x 31-8 hvy hex nut dh3 plain domestic b18.2.2 b18.2.63000
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QFCTXHeavy Hex NutGrade 2HDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1-81-8 hvy hex nut 2h dacro w/sealer b18.2.2 b18.2.649
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QFCTXHeavy Hex NutGrade 2HGalvanized1-81-8 hvy hex nut 2h hdg b18.2.2 b18.2.6500
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QFCTXHeavy Hex NutSteelZinc/Clear1-81-8 hvy hex nut zinc b18.2.2 b18.2.67
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JET FITTINGCAHeavy Hex NutASTM A563 Grade DHPlain1-81-8 heavy hex structural nuts medium carbon steel grade-dh plain made in usa a563 b18.2.2 b18.2.6425
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WurthOntHeavy Hex NutGrade 2HZinc/Yellow1-8nut hvy hex gr2h (zy) 1-8 b18.2.2 b18.2.616
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WurthOntHeavy Hex NutGrade 2HPlain1-8nut hvy hx gr2h (pl) 1-8 b18.2.2 b18.2.643
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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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THRDFASTFLHeavy Hex NutASTM A563 Grade DHGalvanized1-8gr dh hvy hex nut mech b18.2.2 b18.2.6 domestic215
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THRDFASTFLHeavy Hex NutGrade 2HZinc/Yellow1-8a194 2h hvy hex nut z&y b18.2.2 b18.2.650
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THRDFASTFLHeavy Hex NutGrade 2HFluoropolymer-Based (Xylan, Fluorokote, Teflon)1-8a194 2h hvy hex nut teflon blue b18.2.2 b18.2.639
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THRDFASTFLHeavy Hex NutGrade 2HPlain11 nf-14 a194 2h hvy hex nut b18.2.2 b18.2.64
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THRDFASTFLHeavy Hex NutASTM A563 Grade DHPlain1-8gr dh type-3 hvy hex nut b18.2.2 b18.2.61
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THRDFASTFLHeavy Hex NutGrade CPlain1-8a563 gr c nut ( & a325) b18.2.2 b18.2.613
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THRDFASTFLHeavy Hex NutASTM A563 Grade DHPlain1-8gr dh hvy hex nut domestic b18.2.2 b18.2.63
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THRDFASTOKHeavy Hex NutASTM A563 Grade DHPlain1-8hvy a563 dh nut-ifc-hdg b18.2.2 b18.2.6103
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THRDFASTOKHeavy Hex NutASTM A563 Grade DHPlain1-8gr dh hvy hex nut domestic b18.2.2 b18.2.61
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THRDFASTFLHeavy Hex NutASTM A563 Grade DHGalvanized1-8a563 gr dh hvy hex nut hdg b18.2.2 b18.2.6 domestic9
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THRDFASTFLHeavy Hex NutGrade 2HZinc/Clear1-8a194 2h hvy hex nut b18.2.2 b18.2.62
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THRDFASTALHeavy Hex NutASTM A563 Grade DHGalvanized1-8a563 gr dh hvy hex nut hdg b18.2.2 b18.2.61,043
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THRDFASTALHeavy Hex NutASTM A563 Grade DHPlain1-8gr dh type-3 hvy hex nut lube/dye b18.2.2 b18.2.6500
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THRDFASTALHeavy Hex NutGrade 7Plain1-8gr7 hvy hex nut b18.2.2 b18.2.632
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THRDFASTALHeavy Hex NutGrade 7Galvanized1-8gr7 hvy hex nut hdg b18.2.2 b18.2.610
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THRDFASTALHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8t-310 ss hvy hex nut b18.2.2 b18.2.66
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer-Based (Xylan, Fluorokote, Teflon)1-8gr7 hvy hex nut teflon blue b18.2.2 b18.2.64
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THRDFASTMSHeavy Hex NutGrade 2HZinc/Clear1-8a194 2h hvy hex nut b18.2.2 b18.2.64
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THRDFASTMSHeavy Hex NutASTM A563 Grade DHPlain1-8gr dh hvy hex nut b18.2.2 b18.2.648
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KBSTNHeavy Hex Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 heavy hex nut s/s b18.2.2 b18.2.695
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WSBKYHeavy Hex NutGrade 2HGalvanized1-8nut heavy hex gr2h (hdg) 1-8 b18.2.2 b18.2.6526
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WSBKYHeavy Hex NutASTM A563 Grade DHGalvanized1-8nut heavy hex dh (hdg) 1-8 b18.2.2 b18.2.6652
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WSBKYHeavy Hex NutASTM A563 Grade DHPlain1-8nut heavy hex dh (pl) 1-8 b18.2.2 b18.2.6496
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WSBKYHeavy Hex NutSteelGalvanized1-8nut heavy hex a563 st (hdg) 1-8 usa/ca b18.2.2 b18.2.6983
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WSBKYHeavy Hex NutSteelPlain1-8nut heavy hex st (pl) 1-8 usa b18.2.2 b18.2.61,500
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WSBKYHeavy Hex NutGrade 2HZinc/Yellow1-8q/nut heavy hex gr2h zy 1-8 b18.2.2 b18.2.6224
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WSBKYHeavy Hex NutGrade 2HPlain1-12nut heavy hex gr2h (pl) 1-12 b18.2.2 b18.2.61,138
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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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