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Hex Head Cap Screws - Plastic

In stock

Plastic Hex Head Screws, also known as Plastic Cap Screws or Plastic Hex Bolt, are designed to mate with machine threads and help secure a component to an assembly.

Plastic Hex Head Cap Screws are ideal for use in difficult to reach or awkwardly located sockets, thanks to the slim design on the head, which is hexagonal in shape. Our Hex Head Cap Screws are available with or without a flange at the base of the screws head, as well as slotted and non slotted drive types.

These Hex Cap Screws come in a variety of standard imperial and metric sizes, and are an ideal alternative to all metal options. Offered in a choice of plastic material options, including; Nylon 6/6, Polycarbonate (PC) and Polyurethane (PU). These cap screws benefit from being lightweight, as well as having vibration, chemical, electrical and corrosion resistance.

  • Colors: Black, Clear (Transparent) and Natural

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1,528 results
Product SKUs information
Item Code Price range Availability Thread Size Overall Length Thread Length View
$1.1711 - $2.6667 1500 In stock
3/8-16
4.000 in
$1.3176 - $3.0002 1250 In stock
3/8-16
6.000 in
$0.4534 - $1.0324 13500 In stock
1/2-13
0.875 in
$0.2085 - $0.4745 1000 In stock
5/16-18
0.500 in
$0.1978 - $0.4504 Request the lead time here
5/16-18
1.375 in
$0.2015 - $0.2764 500 In stock
5/16-18
2.000 in
$1.17 - $2.6639 Request the lead time here
5/16-18
4.000 in
$1.3178 - $3.0006 Request the lead time here
5/16-18
6.000 in
$0.2423 - $0.5516 1000 In stock
3/8-16
1.000 in
3237516250 $0.3144 - $0.7158 500 In stock
3/8-16
2.500 in
$1.206 - $2.746 Request the lead time here
3/8-16
4.500 in
$0.0317 - $0.0435 5000 In stock
M2.5 x 0.45
0.236 in
$0.0316 - $0.0433 1000 In stock
M3 x 0.5
0.197 in
$1.4932 - $3.3998 Request the lead time here
1/2-13
4.500 in
$0.4691 - $1.068 5500 In stock
5/8-11
0.500 in
$0.5856 - $1.3333 2250 In stock
5/8-11
2.000 in
$1.7918 - $4.0799 3750 In stock
5/8-11
4.000 in
$2.0836 - $4.7441 Request the lead time here
5/8-11
5.500 in
$0.2107 - $0.2891 4000 In stock
3/8-16
1.000 in
$0.2618 - $0.359 Request the lead time here
3/8-16
2.500 in
  • of 77
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 101.6 mm | 4.000 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516400

Price Range
$2.6667 - $1.1711

Stock Levels
1500 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    4.000 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 152.4 mm | 6.000 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516600

Price Range
$3.0002 - $1.3176

Stock Levels
1250 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    6.000 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 1/2-13; Thread Length 22.2 mm | 0.875 in; Distance Across Flats 19.1 mm | 0.750 in; Head Height 9.2 mm | 0.364 in

3250013087

Price Range
$1.0324 - $0.4534

Stock Levels
13500 In stock
Attributes
  • Distance Across Flats
    0.750 in
  • Head Height
    0.364 in
  • Pitch/TPI
    13 TPI
  • Thread Length
    0.875 in
  • Thread Size
    1/2-13
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 5/16-18; Thread Length 12.7 mm | 0.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218050

Price Range
$0.4745 - $0.2085

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    0.500 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 34.9 mm | 1.375 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218137

Price Range
$0.4504 - $0.1978

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    1.375 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 5/16-18; Thread Length 50.8 mm | 2.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218200FT

Price Range
$0.2764 - $0.2015

Stock Levels
500 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    2.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 101.6 mm | 4.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218400

Price Range
$2.6639 - $1.17

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    4.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 152.4 mm | 6.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218600

Price Range
$3.0006 - $1.3178

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    6.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 3/8-16; Thread Length 25.4 mm | 1.000 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516100

Price Range
$0.5516 - $0.2423

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.000 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 63.5 mm | 2.500 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516250

Price Range
$0.7158 - $0.3144

Stock Levels
500 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    2.500 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 114.3 mm | 4.500 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516450

Price Range
$2.746 - $1.206

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    4.500 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M2.5 x 0.45; Thread Length 6.0 mm | 0.236 in; Distance Across Flats 4.0 mm | 0.157 in; Head Height 2.1 mm | 0.083 in

50M025045J006

Price Range
$0.0435 - $0.0317

Stock Levels
5000 In stock
Attributes
  • Distance Across Flats
    0.157 in
  • Head Height
    0.083 in
  • Pitch/TPI
    0.45 mm
  • Thread Length
    0.236 in
  • Thread Size
    M2.5 x 0.45
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M3 x 0.5; Thread Length 5.0 mm | 0.197 in; Distance Across Flats 5.0 mm | 0.197 in; Head Height 2.3 mm | 0.091 in

50M030050J005

Price Range
$0.0433 - $0.0316

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.197 in
  • Head Height
    0.091 in
  • Pitch/TPI
    0.5 mm
  • Thread Length
    0.197 in
  • Thread Size
    M3 x 0.5
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/2-13; Thread Length 114.3 mm | 4.500 in; Distance Across Flats 19.1 mm | 0.750 in; Head Height 9.2 mm | 0.364 in

3250013450

Price Range
$3.3998 - $1.4932

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.750 in
  • Head Height
    0.364 in
  • Pitch/TPI
    13 TPI
  • Thread Length
    4.500 in
  • Thread Size
    1/2-13
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 5/8-11; Thread Length 12.7 mm | 0.500 in; Distance Across Flats 23.8 mm | 0.938 in; Head Height 11.3 mm | 0.444 in

3262511050

Price Range
$1.068 - $0.4691

Stock Levels
5500 In stock
Attributes
  • Distance Across Flats
    0.938 in
  • Head Height
    0.444 in
  • Pitch/TPI
    11 TPI
  • Thread Length
    0.500 in
  • Thread Size
    5/8-11
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/8-11; Thread Length 50.8 mm | 2.000 in; Distance Across Flats 23.8 mm | 0.938 in; Head Height 11.3 mm | 0.444 in

3262511200

Price Range
$1.3333 - $0.5856

Stock Levels
2250 In stock
Attributes
  • Distance Across Flats
    0.938 in
  • Head Height
    0.444 in
  • Pitch/TPI
    11 TPI
  • Thread Length
    2.000 in
  • Thread Size
    5/8-11
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/8-11; Thread Length 101.6 mm | 4.000 in; Distance Across Flats 23.8 mm | 0.938 in; Head Height 11.3 mm | 0.444 in

3262511400

Price Range
$4.0799 - $1.7918

Stock Levels
3750 In stock
Attributes
  • Distance Across Flats
    0.938 in
  • Head Height
    0.444 in
  • Pitch/TPI
    11 TPI
  • Thread Length
    4.000 in
  • Thread Size
    5/8-11
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/8-11; Thread Length 139.7 mm | 5.500 in; Distance Across Flats 23.8 mm | 0.938 in; Head Height 11.3 mm | 0.444 in

3262511550

Price Range
$4.7441 - $2.0836

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.938 in
  • Head Height
    0.444 in
  • Pitch/TPI
    11 TPI
  • Thread Length
    5.500 in
  • Thread Size
    5/8-11
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 3/8-16; Thread Length 25.4 mm | 1.000 in; Distance Across Flats 14.2 mm | 0.558 in; Head Height 7.2 mm | 0.282 in

32W37516100

Price Range
$0.2891 - $0.2107

Stock Levels
4000 In stock
Attributes
  • Distance Across Flats
    0.558 in
  • Head Height
    0.282 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.000 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 63.5 mm | 2.500 in; Distance Across Flats 14.2 mm | 0.558 in; Head Height 7.2 mm | 0.282 in

32W37516250

Price Range
$0.359 - $0.2618

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.558 in
  • Head Height
    0.282 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    2.500 in
  • Thread Size
    3/8-16