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    55 Products
    About Hex Nuts
    industrial info icon

    Choose a hex nut with the right profile, material, and strength for your application.

    Hex Nuts

    The most commonly used hex nuts, these are suitable for fastening most machinery and equipment.
    Plastic
    Image of Product. Front orientation. Hex Nuts. Hex Nuts.
    Nylon 6/6— The most common plastic nuts, these are good for general purpose fastening. They are slippery and abrasion resistant, so they thread on smoothly and stand up to daily wear and tear. Nylon will swell and weaken when exposed to moisture, so these nuts are best for dry environments.
    High-Strength Glass-Filled Nylon—Glass fibers embedded in the nylon give these nuts better strength than nylon 6/6. They can also handle higher temperatures without losing strength.
    Temp.,
    ° F
    Thread Size
    Wd.
    Ht.
    Min.
    Max.
    Choose a Color
    Pkg.
    Qty.
    Pkg.
    Nylon 6/6
    2-56
    3/16"1/16"-40185
    Black
    ,
    Off-White
    10094812A100000000
    3-48
    3/16"1/16"-40185
    Black
    ,
    Off-White
    10094812A82000000
    4-40
    17/64"3/32"-40185
    Black
    ,
    Off-White
    10094812A20000000
    6-32
    5/16"1/8"-40185
    Black
    ,
    Off-White
    10094812A30000000
    6-40
    5/16"1/8"-40185
    Black
    ,
    Off-White
    10094812A66300000
    8-32
    11/32"1/8"-40185
    Black
    ,
    Off-White
    10094812A40000000
    10-24
    3/8"9/64"-40185
    Black
    ,
    Off-White
    10094812A50000000
    10-32
    3/8"9/64"-40185
    Black
    ,
    Off-White
    10094812A60000000
    12-24
    7/16"13/64"-40185
    Black
    ,
    Off-White
    10094812A83000000
    1/4"-20
    7/16"15/64"-40185
    Black
    ,
    Off-White
    10094812A70000000
    1/4"-28
    7/16"15/64"-40185
    Black
    ,
    Off-White
    10094812A80000000
    5/16"-18
    33/64"17/64"-40185
    Black
    ,
    Off-White
    10094812A91000000
    5/16"-24
    33/64"17/64"-40185
    Black
    ,
    Off-White
    5094812A84000000
    3/8"-16
    9/16"21/64"-40185
    Black
    ,
    Off-White
    5094812A92000000
    3/8"-24
    9/16"21/64"-40185
    Black
    ,
    Off-White
    5094812A85000000
    3/8"-32
    9/16"11/32"-40185
    Black
    ,
    Off-White
    5094812A68100000
    7/16"-14
    11/16"3/8"-40185
    Black
    ,
    Off-White
    5094812A86000000
    7/16"-20
    11/16"3/8"-40185
    Black
    ,
    Off-White
    5094812A87000000
    1/2"-13
    49/64"7/16"-40185
    Black
    ,
    Off-White
    5094812A93000000
    1/2"-20
    49/64"7/16"-40185
    Black
    ,
    Off-White
    2594812A88000000
    5/8"-11
    15/16"35/64"-40185
    Black
    ,
    Off-White
    2594812A94000000
    5/8"-18
    15/16"9/16"-40185
    Black
    ,
    Off-White
    2594812A68300000
    11/16"-27
    1"1/4"-40185
    Black
    ,
    Off-White
    1094812A68400000
    3/4"-10
    1 7/64"41/64"-40185
    Black
    ,
    Off-White
    2094812A95000000
    7/8"-9
    1 19/64"3/4"-40185
    Black
    ,
    Off-White
    1094812A96000000
    1"-8
    1 31/64"7/8"-40185
    Black
    ,
    Off-White
    1094812A97000000
    M2 × 0.4 mm3.9 mm1.2 mm-40185
    Black
    ,
    Off-White
    10093800A30000000
    M2.5 × 0.45 mm4.9 mm1.8 mm-40185
    Black
    ,
    Off-White
    10093800A35000000
    M3 × 0.5 mm5.4 mm2.2 mm-40185
    Black
    ,
    Off-White
    10093800A40000000
    M3.5 × 0.6 mm6.9 mm2.7 mm-40185
    Black
    ,
    Off-White
    10093800A45000000
    M4 × 0.7 mm6.9 mm3 mm-40185
    Black
    ,
    Off-White
    10093800A50000000
    M5 × 0.8 mm7.9 mm4.3 mm-40185
    Black
    ,
    Off-White
    10093800A55000000
    M6 × 1 mm10 mm5.4 mm-40185
    Black
    ,
    Off-White
    10093800A60000000
    M8 × 1.25 mm12.9 mm6.4 mm-40185
    Black
    ,
    Off-White
    5093800A65000000
    M10 × 1.5 mm14.8 mm9.8 mm-40185
    Black
    ,
    Off-White
    5093800A70000000
    M12 × 1.75 mm17.74 mm10.54 mm-40185
    Black
    ,
    Off-White
    1093800A75000000
    M16 × 2 mm24 mm14.8 mm-40185
    Black
    ,
    Off-White
    1093369A20400000
     
    High-Strength Glass-Filled Nylon
    6-32
    5/16"1/8"-20230Off-White1090387A3210000
    8-32
    11/32"9/64"-20230Off-White1090387A3260000
    10-32
    3/8"9/64"-20230Off-White1090387A3320000
    1/4"-20
    7/16"15/64"-20230Off-White1090387A3370000
    M2 × 0.4 mm3.9 mm1.2 mm-20230Off-White1090387A50100000
    M3 × 0.5 mm5.4 mm2.2 mm-20230Off-White2590387A50300000
    M4 × 0.7 mm6.9 mm3 mm-20230Off-White1090387A5050000
    M5 × 0.8 mm7.9 mm4.3 mm-20230Off-White1090387A5060000
    M6 × 1 mm10 mm5.4 mm-20230Off-White1090387A50700000
    M8 × 1.25 mm12.9 mm6.4 mm-20230Off-White1090387A50800000
    M10 × 1.5 mm14.8 mm9.8 mm-20230Off-White1090387A50900000
     

    Thin-Profile Hex Nuts

    About half the height of standard-profile nuts, these fit in spaces with low clearance. You can also use them as jam nuts by threading them against another hex nut to hold it in place.
    Plastic
    Image of Product. Front orientation. Hex Nuts. Thin-Profile Hex Nuts.
    Nylon 6/6— The most common plastic nuts, these are good for general purpose fastening. They are slippery and abrasion resistant, so they thread on smoothly and stand up to daily wear and tear. Nylon will swell and weaken when exposed to moisture, so these nuts are best for dry environments.
    Temp.,
    ° F
    Thread
    Size
    Wd.
    Ht.
    Min.
    Max.
    Choose a Color
    Pkg.
    Qty.
    Pkg.
    Nylon 6/6
    1/4"-20
    7/16"5/32"-40185
    Black
    ,
    Off-White
    10096557A164000000
    5/16"-18
    33/64"3/16"-40185
    Black
    ,
    Off-White
    5096557A1090000
    3/8"-16
    33/64"1/8"-40185
    Black
    ,
    Off-White
    5096557A11400000
    1/2"-13
    45/64"7/32"-40185
    Black
    ,
    Off-White
    2596557A1290000
    5/8"-11
    61/64"3/8"-40185
    Black
    ,
    Off-White
    1096557A1390000
    3/4"-10
    1 1/8"1/4"-40185
    Black
    ,
    Off-White
    1096557A1440000
    1"-8
    1 31/64"13/32"-40185
    Black
    ,
    Off-White
    1096557A15400000
     
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