FCH News

#4 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.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
CenturyFLCap Nut (Acorn Nut)PlasticPlain#4-404-40 nylon acrorn nut black 4-40 nylon acorn nut black micro plastics2000
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CenturyFLCap Nut (Acorn Nut)SteelNickel Plated#4-404-40 cap nut low crn 2 piece steel nickel plate500
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CenturyFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap nut 18-8573
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JacksonMSCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40nc acorn nut 18-8 s/s200
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MAINSOURCNHCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40acorn cap nut 18-8 ss1060
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HayesCACap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-404-40 acorn cap nut nylon2330
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EndriesWICap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 18-8 s/s steel low crown acorn nut 1/4 width across flatsx1/4 height3583
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EndriesWICap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-404-40 nylon cap nut800
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brand600
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BossardAZCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain4-40 acorn nut s/s120
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/sinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/s100
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/sinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/s23000
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/sinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/s300
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/sinquire
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GLFOHCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40#4-40 acorn nut 18-8 s/s1017
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SWACOOHCap Nut (Acorn Nut)316, 317, A4 StainlessPlain#4-404-40 acorn nut 316 ss3102
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SWACOOHCap Nut (Acorn Nut)SteelNickel Plated#4-404-40 two pc acorn nut stl nkl9788
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SWACOOHCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 acorn nut 18-8158
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Cal FastenrsCACap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-404-40 hex cap nut nylon3,152
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Cal FastenrsCACap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-404-40 acorn cap nut nylon black 0500440cnb1,200
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap (acorn) nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 hex cap nut s/sinquire
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OneMonroeNCCap Nut (Acorn Nut)SteelZinc/Yellow#4-404-40 acorn cap nut yellow zinc114967
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OneMonroeNCCap Nut (Acorn Nut)SteelZinc/Clear#4-404-40 acorn cap nut plated80
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Alma BoltMICap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-4018-8 304 acorn cap nut200
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OneMonroeMACap Nut (Acorn Nut)SteelZinc/Clear#4-404-40 acorn cap nut plated80
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OneMonroeMACap Nut (Acorn Nut)SteelZinc/Yellow#4-404-40 acorn cap nut yellow zinc114967
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LibertyILCap Nut (Acorn Nut)SteelNickel Plated#4-40cap nut plate plate1,400
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Future FastenerTXCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap nuts ss206
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EndriesWICap Nut (Acorn Nut)SteelZinc/Clear#4-404-40 acorn cap nut l/c stl znc208
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EndriesWICap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#4-404-40 18-8 s/s steel low crown acorn black oxide nut 1/4 width across flatsx1/4 height2119
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Raw ProduNJCap Nut (Acorn Nut)BrassPlain#4-40brass acorn cap nuts #4-40931
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Raw ProduNJCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40cap acorn nuts 304 ss #4-404450
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AmericanNYCap Nut (Acorn Nut)BrassPlain#4-40acorn cap nut pl1377
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AmericanNYCap Nut (Acorn Nut)SteelNickel Plated#4-404/40 acorn cap nut nickle pl1000
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AmericanNYCap Nut (Acorn Nut)BrassNickel Plated#4-36 x 1/4acorn cap nut pl2800
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AmericanNYCap Nut (Acorn Nut)BrassZinc/Clear#4-40acorn cap nut pl50
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AmericanNYCap Nut (Acorn Nut)SteelNickel Plated#4-40 x 1/4acorn cap nut pl80
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Wurth IndINCap Nut (Acorn Nut)Grade 2Zinc/Clear#4-40low crown acorn/cap nut grade 2 zn 4-40 zinc/clear1778
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AbabaCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 acorn cap nut s/s b18.2.2320
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AFIFLCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 cap nut ss () ()2706
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OlanderCACap Nut (Acorn Nut)SteelZinc/Clear4-40 acorn nut stl zn non-rohs53
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AbabaCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 acorn cap nut s/s b18.2.2150
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MFSKSCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40acorn nut low crown62
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MFSKSCap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-40slotted cap nut318
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MFSKSCap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-40acorn nut861
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GlobalCACap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-40acorn cap nut960
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SJS ProdCACap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-404-40 nylon capnut
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OneMonroeTXCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40nut acorn 4-40 18-8 304 steel586
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HBBOLTCACap Nut (Acorn Nut)SteelNickel Plated#4-40cap nuts nickle1,000
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HBBOLTCACap Nut (Acorn Nut)BrassPlain#4-40cap nuts900
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HBBOLTCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40cap nuts 18-8245
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DeltaTXCap Nut (Acorn Nut)SteelZinc/Clear#4-40acorn nuts steel zinc 4-40100
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DeltaTXCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40acorn nuts 18-8 sst 4-40154
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DeltaTXCap Nut (Acorn Nut)BrassPlain#4-40acorn nuts brass 4-40290
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IRFNCCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40acorn cap nut 18-8 s/s1,903
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TSFTXCap Nut (Acorn Nut)SteelBlack Oxide#4-40nylon locking acorn nut black 440800
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IRFNJCap Nut (Acorn Nut)PlasticPlain#4-40nut acorn 4-40 black microplastics # 0500440cnb 500-003707,150
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IRFNJCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 acorn cap nut 18-8 s/s pln n04cap3p1,903
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ACFCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 s/s acorn cap nut409
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Kanebridge ILCap Nut (Acorn Nut)SteelBlack Oxide#4-404-40 two piece low crown cap nut black oxide50,000
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Kanebridge ILCap Nut (Acorn Nut)SteelNickel Plated#4-404-40 two piece low crown cap nut nickel plated50,000
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Kanebridge ILCap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40 low crown hex cap nut 18-8 stainless steel, 1 piece12.500
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OSSCORICap Nut (Acorn Nut)BrassPlain#4-404-40 acorn cap nut brass b18.2.2400
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LippinCACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40cap nut stainless 18-861
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FastWareSaskCap Nut (Acorn Nut)Nylon (Polyamide)Plain#4-40acorn nut1,000
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CONTAERONJCap Nut (Acorn Nut)SteelZinc/Clear#4-40spcl cap nut blk cap792
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Valley NuWACap Nut (Acorn Nut)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40nc 18-8 ss cap nut49
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