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Cap Nuts

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Cap Nuts, also known as a Blind Nut or a Crown Nut, is a nut that has a domed end on one side. The Domed Cap Nut is used to cover exposed threaded stud, rod and bolt ends with a dome-like cap. This offers protection and safety to the fastening assembly, while also creating a finished appearance to the exposed threaded end.

Our range is made up from Hex Cap Dome Nuts that feature a hexagonal nut shape with the dome or cap that encloses external threads. They are offered with or without a molded-in locking thread for applications which require torque for a more secure assembly.

  • Material: Nylon 6/6
  • Colors: Natural and Black
  • Flame resistance rating UL94 V2.

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Product SKUs information
Item Code Price range Availability Thread Size Distance Across Flats Color Buy
$0.082 - $0.1867 In production
4-40
0.250 in
Black
0500632CN $0.0727 - $0.0847 58000 In stock
6-32
0.305 in
Natural
$0.0907 - $0.1059 17000 In stock
M5x.8
0.394 in
Natural
05M060100LCN $0.0993 - $0.1158 9000 In stock
M6x1
0.472 in
Natural
$0.0704 - $0.082 30000 In stock
4-40
0.250 in
Natural
$0.1868 - $0.4254 5000 In stock
5/16-24
0.500 in
Natural
$0.2148 - $0.4893 500 In stock
5/16-18
0.500 in
Black
0501024CN $0.0519 - $0.0605 20000 In stock
10-24
0.365 in
Natural
$0.0575 - $0.0665 44000 In stock
10-32
0.365 in
Black
$0.0584 - $0.1326 79000 In stock
1/4-20
0.425 in
Natural
$0.0957 - $0.2179 35500 In stock
1/4-28
0.425 in
Black
0500832CN $0.0751 - $0.0875 74500 In stock
8-32
0.331 in
Natural
$0.08 - $0.0932 84000 In stock
6-32
0.305 in
Black
$0.057 - $0.0665 167000 In stock
10-24
0.365 in
Black
$0.0875 - $0.1993 2000 In stock
8-32
0.330 in
Black
$0.3262 - $0.7427 14000 In stock
1/2-13
0.750 in
Natural
0562511CNB $0.567 - $1.291 In production
5/8-11
0.935 in
Black
$0.0825 - $0.0962 9000 In stock
M5x.8
0.315 in
Natural
$0.087 - $0.198 13500 In stock
1/4-28
0.425 in
Natural
$0.3957 - $0.9009 35500 In stock
7/16-14
0.750 in
Black
  • of 4
Black Nylon Locking Hexagonal Cap Nut - Thread Size 4-40; Distance Across Flats 6.4 mm | 0.250 in; Overall Height 7.1 mm | 0.280 in

0500440LCNB

Price Range
$0.1867 - $0.082

Stock Levels
In production
Attributes
  • Distance Across Flats
    0.250 in
  • Overall Height
    0.280 in
  • Thread Size
    4-40
  • Color
    Black
  • Material
    Nylon
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 6-32; Distance Across Flats 7.7 mm | 0.305 in; Overall Height 8.8 mm | 0.345 in

0500632CN

Price Range
$0.0847 - $0.0727

Stock Levels
58000 In stock
Attributes
  • Distance Across Flats
    0.305 in
  • Overall Height
    0.345 in
  • Thread Size
    6-32
  • Color
    Natural
  • Material
    Nylon
Natural PA Locking Hexagonal Cap Nut - Thread Size M5x.8; Distance Across Flats 10.0 mm | 0.394 in; Overall Height 10.0 mm | 0.394 in

05M050080LCN

Price Range
$0.1059 - $0.0907

Stock Levels
17000 In stock
Attributes
  • Distance Across Flats
    0.394 in
  • Overall Height
    0.394 in
  • Thread Size
    M5x.8
  • Color
    Natural
  • Material
    PA
Natural PA Locking Hexagonal Cap Nut - Thread Size M6x1; Distance Across Flats 12.0 mm | 0.472 in; Overall Height 12.0 mm | 0.472 in

05M060100LCN

Price Range
$0.1158 - $0.0993

Stock Levels
9000 In stock
Attributes
  • Distance Across Flats
    0.472 in
  • Overall Height
    0.472 in
  • Thread Size
    M6x1
  • Color
    Natural
  • Material
    PA
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 4-40; Distance Across Flats 6.4 mm | 0.250 in; Overall Height 7.1 mm | 0.280 in

0500440CN

Price Range
$0.082 - $0.0704

Stock Levels
30000 In stock
Attributes
  • Distance Across Flats
    0.250 in
  • Overall Height
    0.280 in
  • Thread Size
    4-40
  • Color
    Natural
  • Material
    Nylon
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 5/16-24; Distance Across Flats 12.7 mm | 0.500 in; Overall Height 13.5 mm | 0.530 in

0531224CN

Price Range
$0.4254 - $0.1868

Stock Levels
5000 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Overall Height
    0.530 in
  • Thread Size
    5/16-24
  • Color
    Natural
  • Material
    Nylon
Black Nylon Locking Hexagonal Cap Nut - Thread Size 5/16-18; Distance Across Flats 12.7 mm | 0.500 in; Overall Height 13.5 mm | 0.530 in

0531218LCNB

Price Range
$0.4893 - $0.2148

Stock Levels
500 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Overall Height
    0.530 in
  • Thread Size
    5/16-18
  • Color
    Black
  • Material
    Nylon
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 10-24; Distance Across Flats 9.3 mm | 0.365 in; Overall Height 10.2 mm | 0.400 in

0501024CN

Price Range
$0.0605 - $0.0519

Stock Levels
20000 In stock
Attributes
  • Distance Across Flats
    0.365 in
  • Overall Height
    0.400 in
  • Thread Size
    10-24
  • Color
    Natural
  • Material
    Nylon
Black Nylon Domed Hexagonal Cap Nut - Thread Size 10-32; Distance Across Flats 9.3 mm | 0.365 in; Overall Height 10.2 mm | 0.400 in

0501032CNB

Price Range
$0.0665 - $0.0575

Stock Levels
44000 In stock
Attributes
  • Distance Across Flats
    0.365 in
  • Overall Height
    0.400 in
  • Thread Size
    10-32
  • Color
    Black
  • Material
    Nylon
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 1/4-20; Distance Across Flats 10.8 mm | 0.425 in; Overall Height 12.1 mm | 0.475 in

0525020CN

Price Range
$0.1326 - $0.0584

Stock Levels
79000 In stock
Attributes
  • Distance Across Flats
    0.425 in
  • Overall Height
    0.475 in
  • Thread Size
    1/4-20
  • Color
    Natural
  • Material
    Nylon
Black Nylon Domed Hexagonal Cap Nut - Thread Size 1/4-28; Distance Across Flats 10.8 mm | 0.425 in; Overall Height 12.1 mm | 0.475 in

0525028CNB

Price Range
$0.2179 - $0.0957

Stock Levels
35500 In stock
Attributes
  • Distance Across Flats
    0.425 in
  • Overall Height
    0.475 in
  • Thread Size
    1/4-28
  • Color
    Black
  • Material
    Nylon
Natural PA Domed Hexagonal Cap Nut - Thread Size 8-32; Distance Across Flats 8.4 mm | 0.330 in; Overall Height 9.5 mm | 0.375 in

0500832CN

Price Range
$0.0875 - $0.0751

Stock Levels
74500 In stock
Attributes
  • Distance Across Flats
    0.331 in
  • Overall Height
    0.374 in
  • Thread Size
    8-32
  • Color
    Natural
  • Material
    PA
Black Nylon Domed Hexagonal Cap Nut - Thread Size 6-32; Distance Across Flats 7.7 mm | 0.305 in; Overall Height 8.8 mm | 0.345 in

0500632CNB

Price Range
$0.0932 - $0.08

Stock Levels
84000 In stock
Attributes
  • Distance Across Flats
    0.305 in
  • Overall Height
    0.345 in
  • Thread Size
    6-32
  • Color
    Black
  • Material
    Nylon
Black Nylon Domed Hexagonal Cap Nut - Thread Size 10-24; Distance Across Flats 9.3 mm | 0.365 in; Overall Height 10.2 mm | 0.400 in

0501024CNB

Price Range
$0.0665 - $0.057

Stock Levels
167000 In stock
Attributes
  • Distance Across Flats
    0.365 in
  • Overall Height
    0.400 in
  • Thread Size
    10-24
  • Color
    Black
  • Material
    Nylon
Black Nylon Locking Hexagonal Cap Nut - Thread Size 8-32; Distance Across Flats 8.4 mm | 0.330 in; Overall Height 9.5 mm | 0.375 in

0500832LCNB

Price Range
$0.1993 - $0.0875

Stock Levels
2000 In stock
Attributes
  • Distance Across Flats
    0.330 in
  • Overall Height
    0.375 in
  • Thread Size
    8-32
  • Color
    Black
  • Material
    Nylon
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 1/2-13; Distance Across Flats 19.1 mm | 0.750 in; Overall Height 20.6 mm | 0.810 in

0550013CN

Price Range
$0.7427 - $0.3262

Stock Levels
14000 In stock
Attributes
  • Distance Across Flats
    0.750 in
  • Overall Height
    0.810 in
  • Thread Size
    1/2-13
  • Color
    Natural
  • Material
    Nylon
Black Nylon Domed Hexagonal Cap Nut - Thread Size 5/8-11; Distance Across Flats 23.7 mm | 0.935 in; Overall Height 24.6 mm | 0.970 in

0562511CNB

Price Range
$1.291 - $0.567

Stock Levels
In production
Attributes
  • Distance Across Flats
    0.935 in
  • Overall Height
    0.970 in
  • Thread Size
    5/8-11
  • Color
    Black
  • Material
    Nylon
Hexagonal Cap Nut - Thread Size - M5x.8; Distance Across Flats - 8.0 mm | 0.315 in; Overall Height - 10.0 mm | 0.394 in; Natural; PA

05M050080CN

Price Range
$0.0962 - $0.0825

Stock Levels
9000 In stock
Attributes
  • Distance Across Flats
    0.315 in
  • Overall Height
    0.394 in
  • Thread Size
    M5x.8
  • Color
    Natural
  • Material
    PA
Natural Nylon Domed Hexagonal Cap Nut - Thread Size 1/4-28; Distance Across Flats 10.8 mm | 0.425 in; Overall Height 12.1 mm | 0.475 in

0525028CN

Price Range
$0.198 - $0.087

Stock Levels
13500 In stock
Attributes
  • Distance Across Flats
    0.425 in
  • Overall Height
    0.475 in
  • Thread Size
    1/4-28
  • Color
    Natural
  • Material
    Nylon
Black Nylon Domed Hexagonal Cap Nut - Thread Size 7/16-14; Distance Across Flats 19.1 mm | 0.750 in; Overall Height 20.6 mm | 0.810 in

0543714CNB

Price Range
$0.9009 - $0.3957

Stock Levels
35500 In stock
Attributes
  • Distance Across Flats
    0.750 in
  • Overall Height
    0.810 in
  • Thread Size
    7/16-14
  • Color
    Black
  • Material
    Nylon