1/2-20 Cap Nuts

Acorn Nuts, also referred to as Crown Hex Nuts, Blind Nuts, Cap Nuts, Domed Cap Nuts, or Dome Nuts, are nuts with a domed end on one side to cover exposed internal threading. The name acorn nut comes from its shape.

27 results, (click on any line for more information)

Buy Cap Nuts from one of our FCH Network Partners
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Zoro Tools Inc.Cap Nut (Acorn Nut)SteelPlain1/2-201/2-20 12l14 steel plain finish low crown acorn nuts 3 pk.
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Zoro Tools Inc.Cap Nut (Acorn Nut)Grade 2Chrome1/2-201/2-20 grade 2 low carbon steel chrome plated finish acorn nuts 5 pk.
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Zoro Tools Inc.Cap Nut (Acorn Nut)SteelZinc/Clear1/2-201/2-20 12l14 steel zinc plated finish high crown acorn nuts 3 pk.
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Zoro Tools Inc.Cap Nut (Acorn Nut)Grade 2Chrome1/2-201/2-20 grade 2 steel chrome plated finish flat top acorn nuts 5 pk.
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Buy Cap Nuts from one of our FCH Network Members
CenturyFLCap Nut (Acorn Nut)SteelZinc/Clear1/2-201/2-20 special cap nut steel plated86
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ManscoMICap Nut (Acorn Nut)SteelZinc/Clear1/2-20hex nylon insert locknut ne pattern znc w/cap410
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YANKEENHCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 acorn cap nut stain steel25
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HayesCACap Nut (Acorn Nut)SteelPlain1/2-201/2-20 acorn cap nut pln45
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HayesCACap Nut (Acorn Nut)BrassPlain1/2-201/2-20 acorn cap nut brass32
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VertexDILCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 nf cap nut3/4x13/16 18-8 st/st2595
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NutsBoltsNECap Nut (Acorn Nut)SteelNickel1/2-201/2-20 hi-dome acorn nut nickel plated steel34
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AmericanNYCap Nut (Acorn Nut)SteelPlain1/2-20locking cap nut2250
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General FMICap Nut (Acorn Nut)SteelPlain1/2-201/2-20 extra long acorn bulge lug b18.2.2600
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ACCURATEILCap Nut (Acorn Nut)BrassNickel1/2-20acorn nuts200
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AbabaCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 acorn cap nut s/s b18.2.250
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Future FastenerTXCap Nut (Acorn Nut)SteelZinc/Clear1/2-201/2-20 high crown acorn cap nut plt30
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JacksonMSCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20nf acorn nut low crown 18-8 s/s133
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PerigeeMICap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated1/2-20 x 3/4 x 1 1/32high crown hex cap nut b18.2.2163
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PerigeeMICap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated1/2-20 x 3/4 x 13/16low crown hex cap nut b18.2.2481
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PerigeeMICap Nut (Acorn Nut)400 Stainless (405, 410,416,420,430 etc.)Passivated1/2-20 x 3/4 x 13/16low crown cap nut b18.2.298
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PerigeeMICap Nut (Acorn Nut)400 Stainless (405, 410,416,420,430 etc.)Passivated1/2-20 x 3/4 x 13/16low crown cap nut b18.2.244
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WDMBIACap Nut (Acorn Nut)Grade 2Zinc/Clear1/2-20nut acorn hc gr2 (zn) 1/2-20100
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WDMBIACap Nut (Acorn Nut)Grade 2Zinc/Clear1/2-20nut acorn hc gr2 (zn) 1/2-20100
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CertifiedILCap Nut (Acorn Nut)SteelNickel1/2-20 x 21/2-20 2-pc hex cap nut-lc/nickel b18.2.2595
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LibertyILCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20acorn nut 18-8 s/s stainless3
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LibertyILCap Nut (Acorn Nut)SteelZinc/Clear1/2-20acorn nut199
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MFSKSCap Nut (Acorn Nut)BrassPlain1/2-20acorn nut40
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GLFOHCap Nut (Acorn Nut)BrassPlain1/2-20acorn nut brs nut88
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Kanebridge ILCap Nut (Acorn Nut)SteelNickel1/2-201/2-20 two piece low crown cap nut nickel plated6.250
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AztechILCap Nut (Acorn Nut)SteelPlain1/2-20l.c. acorn side1,500
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Valley NuWACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20nf 18-8 ss cap nut8
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