Heavy Hex Nuts, Grade 7

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 
SunPackFLHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1-8a194 gr7 heavy hex nut ptfe blue5
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SunPackFLHeavy Hex NutGrade 7Plain1 1/4-7a194 gr7 hvy hex nut4
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SunPackFLHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1 3/8-81-3/8-8 a194 gr.7l hvy hex nut ptfe8
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SunPackFLHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1-81-8 a194 gr7l hvy hex nuts plain tapped over .015 w/xylar 2 bastcoat and xylan 1070 blue topcoat and xylan 1070 blue topcoat2
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SunPackFLHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1 1/2-81-1/2-8 a194 gr7l hvy hex nuts plain tapped over-size .015 w/xylar 2 basecoat and xylan 1070 blue topcoat and xylan 1070 blue topcoat2
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SunPackFLHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)7/8-97/8-9 a194 gr7l hvy hex nuts plain tapped over .015 w/xylar 2 basecoat and xylan 1070 blue topcoat and xylan 1070 blue topcoat2
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SunPackFLHeavy Hex NutGrade 7Zinc/Clear5/8-11a194 gr7 hvy hex nut domestic9
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SunPackFLHeavy Hex NutGrade 7Plain3/4-10 73/4-10 a194 gr 7m heavy hex nut korean960
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SunPackFLHeavy Hex NutGrade 7Plain5/8-11 75/8-11 a194 gr 7m heavy hex nut korean1,764
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SunPackFLHeavy Hex NutGrade 7Plain1-8 71-8 a194 gr 7m heavy hex nut korean366
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SunPackFLHeavy Hex NutGrade 7Plain1 1/8-8 71-1/8-8 a194 gr 7m heavy hex nut korean264
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SunPackFLHeavy Hex NutGrade 7Plain7/8-9 77/8-9 a194 gr 7m heavy hex nut korean650
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SunPackFLHeavy Hex NutGrade 7Plain1/2-13 71/2-13 a194 gr 7m heavy hex nut901
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SunPackFLHeavy Hex NutGrade 7Plain1 1/2-8a194 gr.7l heavy hex nuts tapped over size .0102
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SunPackFLHeavy Hex NutGrade 7Plain1 1/4-8a194 gr.7l heavy hex nuts tapped over size .01066
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SunPackFLHeavy Hex NutGrade 7Plain1 7/8-8a194 gr.7l heavy hex nuts tapped over size .01050
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CIFILHeavy Hex NutGrade 7Black Oxide1 1/4-81 1/4-8 heavy hex nut astm a194 grade 7 black oxide2
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CIFILHeavy Hex NutGrade 7Plain1 3/4-81 3/4-8 heavy hex nut astm a194 grade 7 plain8
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CIFILHeavy Hex NutGrade 7Black Oxide1 1/2-81 1/2-8 heavy hex nut astm a194 grade 7 black oxide13
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CIFILHeavy Hex NutGrade 7Plain1 1/4-81 1/4-8 heavy hex nut astm a194 grade 7 plain16
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CIFILHeavy Hex NutGrade 7Black Oxide1 3/4-81 3/4-8 heavy hex nut astm a194 grade 7 black oxide27
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NAPPCOTXHeavy Hex NutGrade 7Plain3/8-16hvy hex nut a194 gr7 3/8-1620
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HayesCAHeavy Hex NutGrade 7Plain7/16-147/16-14 hvy hex nut a194 gr.7 pln60
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HayesCAHeavy Hex NutGrade 7Plain3/4-103/4-10 hvy hex nut a194 gr.7 pln8
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HayesCAHeavy Hex NutGrade 7Plain7/8-97/8-9 hvy hex nut a194 gr.7 pln60
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HayesCAHeavy Hex NutGrade 7Plain3/4-103/4-10 hvy hex nut a194 gr.7 met/ceram ctd35
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Cal FastenrsCAHeavy Hex NutGrade 7Plain x heavy hex nut asme sa194 grade 7 asme section ii coercial7
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HodellOHHeavy Hex NutGrade 7Galvanized3/4-103/4-10 a194 grd 7 hvy hex nut h.d.galv72
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HodellOHHeavy Hex NutGrade 7Galvanized1/2-131/2-13 hvy hex gr7 nut hot dip galv11
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HodellOHHeavy Hex NutGrade 7Galvanized3/8-163/8-16 a194 gr7 hvy hex nut hdg13
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HodellOHHeavy Hex NutGrade 7Plain1 5/8-81 5/8-8 a194 gr 7 hvy hex nut pln (aml approved)104
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HodellOHHeavy Hex NutGrade 7Plain1 1/8-71 1/8-7 a194 gr 7 hvy hex nut plain64
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HodellOHHeavy Hex NutGrade 7Plain1 1/2-81 1/2-8 a194 gr 7 hvy hex nut pln (aml approved)64
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HodellOHHeavy Hex NutGrade 7Plain1 3/8-81 3/8-8 a194 gr 7 hvy hex nut pln (aml approved)144
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HodellOHHeavy Hex NutGrade 7Plain7/8-97/8-9 a194 gr 7 hvy hex nut594
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HodellOHHeavy Hex NutGrade 7Plain5/8-115/8-11 a194 grd 7 hvy hex nut (aml approved)650
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HodellOHHeavy Hex NutGrade 7Plain1-81-8 a194 gr 7 hvy hex nut pln(aml approved)174
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HodellOHHeavy Hex NutGrade 7Galvanized1-81-8 a194 grd 7 hvy hex nut hd galv6
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HodellOHHeavy Hex NutGrade 7Galvanized5/8-115/8-11 a194 grd 7 hvy hex nut h.d.galv6
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HodellOHHeavy Hex NutGrade 7Plain3/4-103/4-10 a194 grd 7 hvy hex nut plain(aml approved)238
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HodellOHHeavy Hex NutGrade 7Plain7/8-97/8-9 a194 gr 7 hvy hex nut (not for(aml approved)285
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HodellOHHeavy Hex NutGrade 7Plain3/4-10 x 753/4-10 a194 grd 7 hvy hex nut 75cn7h2,165
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HodellOHHeavy Hex NutGrade 7Plain1 1/4-81 1/4-8 a194 grd 7 hvy hex nut plain(aml approved)58
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DeltaTXHeavy Hex NutGrade 7Plain1/2-13hvy hex nut a194-gr 7 plain 1/2-13228
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DeltaTXHeavy Hex NutGrade 7Zinc/Yellow7hvy hex nut a194-gr 7 zinc & yel 3/4-1074
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DeltaTXHeavy Hex NutGrade 7Plain5/8-11hvy hex nut a194-gr 7 plain 5/8-1146
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DeltaTXHeavy Hex NutGrade 7Plain9/16-12hvy hex nut a194-gr 7 plain 9/16-1282
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DeltaTXHeavy Hex NutGrade 7Zinc/Clear7 7/8-9hvy hex nut a194-gr 7 zinc 7/8-9107
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DeltaTXHeavy Hex NutGrade 7Plain7/8-9hvy hex nut a194-gr 7 plain 7/8-9501
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DeltaTXHeavy Hex NutGrade 7Plain1-8hvy hex nut a194-gr 7 plain 1-8178
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HodellOHHeavy Hex NutGrade 7Plain1/2-131/2-13 a194 grd 7 hvy hex nut 50cn7h4
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Spring BoTXHeavy Hex NutGrade 7Plain1 1/2-81-1/2(8) hvy hex nut a194-gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain4 5/8-84-5/8(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain7/8-127/8(12-ns) heavy hex nut gr 7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain3/4-103/4 (10) heavy hex nut a194 gr. 7m b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain5 1/2-85-1/2(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain3 3/4-83-3/4(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain3-83(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain1-81(8) heavy hex nut gr 7m b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain3 1/2-83-1/2(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain7/8-97/8(9) heavy hex nut a194 gr 7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain1 5/8-81-5/8(8) hvy hex nut a194-gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain2 3/4-82-3/4(8) heavy hex nut grade 7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain4 1/4-84-1/4(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7PlainM20-2.50m20 (2.5) heavy hex nut a194 gr. 7 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain3 1/4-83-1/4(8) heavy hex nut gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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Spring BoTXHeavy Hex NutGrade 7Plain1 3/4-81-3/4(8) hvy hex nut a194-gr7 b18.2.2 b18.2.6 b18.2.2 b18.2.6 usainquire
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LibertyILHeavy Hex NutGrade 7Plain3 1/4-4heavy hex nut1
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PerigeeMIHeavy Hex NutGrade 7Plain1-8 x 1 5/8 x 63/641-8 x 1-5/8 x 63/64 heavy hex nut b18.2.2 b18.2.6131
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PerigeeMIHeavy Hex NutGrade 7Plain3/4-10 x 1 1/4 x 47/643/4-10 x 1-1/4 x 47/64 heavy hex nut b18.2.2 b18.2.6112
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PerigeeMIHeavy Hex NutGrade 7Plain5/8-11 x 1 1/16 x 39/645/8-11 x 1-1/16 x 39/64 heavy hex nut b18.2.2 b18.2.6214
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PerigeeMIHeavy Hex NutGrade 7Plain1/4-20 x 1/2 x 15/641/4-20 x 1/2 x 15/64 heavy hex nut b18.2.2 b18.2.6322
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PerigeeMIHeavy Hex NutGrade 7Plain1/2-13 x 7/8 x 31/641/2-13 x 7/8 x 31/64 heavy hex nut b18.2.2 b18.2.6261
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PerigeeMIHeavy Hex NutGrade 7Plain1/2-13 x 7/8 x 31/641/2-13 x 7/8 x 31/64 heavy hex nut b18.2.2 b18.2.6430
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PerigeeMIHeavy Hex NutGrade 7Plain3/4-10 x 1 1/4 x 47/643/4-10 x 1-1/4 x 47/64 heavy semi-fin hex nut b18.2.2 b18.2.6372
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Big RedOKHeavy Hex NutGrade 7Cadmium1-5/8-8 a194 gr. 7/7l heavy hex nuts (s.korean) cad plated32
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Big RedOKHeavy Hex NutGrade 7Plain1 5/8-81-5/8-8 a194 gr. 7 heavy hex nuts plain finish51
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Big RedOKHeavy Hex NutGrade 7Zinc/Clear3/8-163/8-16 a194 gr. 7 heavy hex nuts zinc plated537
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Big RedOKHeavy Hex NutGrade 7Zinc/Clear1 1/4-81-1/4-8 a194 gr. 7 heavy hex nuts plated10
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Big RedOKHeavy Hex NutGrade 7Plain1 1/8-81-1/8-8 a194 gr.7/7l heavy hex nuts domestic plain finish40
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Big RedOKHeavy Hex NutGrade 7Zinc/Clear7/8-97/8-9 a194 gr. 7 heavy hex nuts zinc plated142
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Big RedOKHeavy Hex NutGrade 7Cadmium1/2-131/2-13 a193 grade 7 heavy hex nuts cad plated80
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Big RedOKHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1 3/8-81 3/8-8 a194 gr 7 heavy hex nuts xylan coated6
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Big RedOKHeavy Hex NutGrade 7Cadmium3/4-103/4-10 a194 gr7 heavy hex nuts cad plated korean636
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Big RedOKHeavy Hex NutGrade 7Zinc/Clear5/16-185/16-18 a194 gr.7 heavy hex nuts zinc plated32
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Big RedOKHeavy Hex NutGrade 7Plain1 8/71-8 a194 gr.7/7l heavy hex nuts domestic plain finish354
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Big RedOKHeavy Hex NutGrade 7Plain3/4-103/4-10 a194 gr.7/7l heavy hex nuts domestic plain finish24
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Big RedOKHeavy Hex NutGrade 7Zinc/Clear1 5/8-81-5/8-8 a194 gr. 7 heavy hex nuts zinc plated82
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Big RedOKHeavy Hex NutGrade 7Plain1 1/4-81-1/4-8 a194 gr. 7/7l heavy hex nuts domestic plain finish46
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Big RedOKHeavy Hex NutGrade 7Cadmium1 1/2-81-1/2-8 a194 gr. 7/7l heavy hex nuts (s.korean) cad plated11
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Big RedOKHeavy Hex NutGrade 7Cadmium1 1/4-81 1/4-8 a194 grade 7 heavy hex nuts cad plated korean342
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SRFALHeavy Hex NutGrade 7Zinc/Clear1-8gr 7 heavy hex nut-
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SRFALHeavy Hex NutGrade 7Plain1/2-13gr 7 heavy hex nut-
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SRFALHeavy Hex NutGrade 7Zinc/Clear5/8-11gr 7 heavy hex nut-
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SRFALHeavy Hex NutGrade 7Plain5/8-11gr 7 heavy hex nut-
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SRFALHeavy Hex NutGrade 7Zinc/Clear3/4-10gr 7 heavy hex nut331
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SRFALHeavy Hex NutGrade 7Plain3/4-10gr 7 heavy hex nut87
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CNBILHeavy Hex NutGrade 7Plain3/4-10heavy hex nut a194 material finish20
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CNBILHeavy Hex NutGrade 7Plain7/8-9heavy hex nut a194 material finish319
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HodellOHHeavy Hex NutGrade 7Plain1 1/8-81 1/8-8 a194 gr 7 hvy hex nut plain28
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ASFCORPMIHeavy Hex NutGrade 7Plain1/2-131/2-13 hvy hex nut a194 gr 7 pkg48
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BIG BOLTILHeavy Hex NutGrade 7Plain8nutsheavy hex nutsteel-aprgr7122
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BIG BOLTILHeavy Hex NutGrade 7PlainM8nutsheavy hex nutsteelgr714
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NWFASTTXHeavy Hex NutGrade 7Plain1-01-0 blank heavy hex nut a194 grade 7 alloy steel b18.2.2 b18.2.6761
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NWFASTTXHeavy Hex NutGrade 7Plain3/4-103/4-10 heavy hex nut a194 grade 7 carbon steel plain tapped oversize 10/1000 s. korea b18.2.2 b18.2.6158
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NWFASTTXHeavy Hex NutGrade 7Plain1 3/8-81 3/8-8 heavy hex nut a194 grade 7 alloy steel plain b18.2.2 b18.2.6281
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NWFASTTXHeavy Hex NutGrade 7Plain1 5/8-81 5/8-8 heavy hex nut a194 grade 7 alloy steel plain b18.2.2 b18.2.6264
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THRDFASTFLHeavy Hex NutGrade 7Plain7/8-9gr7 hvy hex nut b18.2.2 b18.2.630
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)7/8-9gr7 hvy hex nut teflon green b18.2.2 b18.2.6339
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1/2-13gr7 hvy nut teflon black b18.2.2 b18.2.6323
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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 7Galvanized3/4-10gr7 hvy hex nut hdg b18.2.2 b18.2.618
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)5/8-11gr7 hvy hex nut teflon blue b18.2.2 b18.2.613
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)3/4-10gr7 hvy hex nut teflon blue b18.2.2 b18.2.611
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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 NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1/2-13gr7 hvy hex nut teflon blue b18.2.2 b18.2.67
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1 1/4-8gr7 hvy nut teflon green b18.2.2 b18.2.650
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)7/8-9gr7 hvy hex nut teflon blue b18.2.2 b18.2.63
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THRDFASTALHeavy Hex NutGrade 7Fluoropolymer (Xylan, Fluorokote, Teflon)1-8gr7 hvy hex nut teflon blue b18.2.2 b18.2.64
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THRDFASTMSHeavy Hex NutGrade 7Plain3/4-10gr7 hvy hex nut b18.2.2 b18.2.625
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J&L INHeavy Hex NutGrade 7Plain3/4-10gr7 heavy hex nut10
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Alma BoltMIHeavy Hex NutGrade 7Plain1 1/8-7 astm-194 grade 7 heavy hex nut650
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System 22PAHeavy Hex NutGrade 7Plain1 1/8-7astm a194-gr 7m205
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LightningLAHeavy Hex NutGrade 7PlainM24-3.00a194 gr.7 hvy hex nut13
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LightningLAHeavy Hex NutGrade 7Plain3/4-10astm a194 gr. 7m heavy hex nut overtapped for coating65
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