Menu Search

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

Request a quote

For large volumes and customized products, add to your cart and click request a quote orcontact usand we will respond within 2 working days.

Filter or Search Variants

Use the filters or search below to find what you're looking for

Imperial
Metric
Hide Show Filters
1,528 results
Product SKUs information
Item Code Price range Availability Thread Size Overall Length Thread Length View
$0.2657 - $0.3645 10000 In stock
M10 x 1.5
2.362 in
$0.1892 - $0.2595 500 In stock
M8 x 1.25
1.575 in
$0.143 - $0.1962 3000 In stock
M8 x 1.25
1.969 in
$0.3229 - $0.4429 4250 In stock
M12 x 1.75
0.984 in
$0.4216 - $0.5783 Request the lead time here
M12 x 1.75
2.362 in
$1.1258 - $2.5632 1000 In stock
5/16-18
3.500 in
$1.2062 - $2.7467 250 In stock
5/16-18
4.500 in
$1.2751 - $2.9033 Request the lead time here
5/16-18
5.500 in
$0.2158 - $0.4912 11250 In stock
5/16-24
0.500 in
$1.2383 - $2.8195 Request the lead time here
5/16-18
3.500 in
$0.9542 - $1.3089 3750 In stock
5/16-18
4.500 in
$1.4027 - $3.1937 Request the lead time here
5/16-18
5.500 in
$0.9082 - $1.0596 6000 In stock
3/8-16
0.750 in
$0.2519 - $0.2939 Request the lead time here
5/16-24
1.000 in
0337516125B $0.1777 - $0.2437 500 In stock
3/8-16
1.250 in
$0.6154 - $0.8442 Request the lead time here
3/8-16
0.625 in
$0.7749 - $1.0629 Request the lead time here
3/8-16
1.625 in
$0.6971 - $0.9563 Request the lead time here
3/8-16
1.000 in
$0.8215 - $1.1269 3250 In stock
3/8-16
2.000 in
$0.2803 - $0.6381 2000 In stock
3/8-16
2.500 in
  • of 77
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M10 x 1.5; Thread Length 60.0 mm | 2.362 in; Distance Across Flats 16.0 mm | 0.63 in; Head Height 7.5 mm | 0.295 in

50M100150J060

Price Range
$0.3645 - $0.2657

Stock Levels
10000 In stock
Attributes
  • Distance Across Flats
    0.63 in
  • Head Height
    0.295 in
  • Pitch/TPI
    1.5 mm
  • Thread Length
    2.362 in
  • Thread Size
    M10 x 1.5
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M8 x 1.25; Thread Length 40.0 mm | 1.575 in; Distance Across Flats 13.0 mm | 0.512 in; Head Height 6.0 mm | 0.236 in

50M080125J040

Price Range
$0.2595 - $0.1892

Stock Levels
500 In stock
Attributes
  • Distance Across Flats
    0.512 in
  • Head Height
    0.236 in
  • Pitch/TPI
    1.25 mm
  • Thread Length
    1.575 in
  • Thread Size
    M8 x 1.25
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M8 x 1.25; Thread Length 50.0 mm | 1.969 in; Distance Across Flats 13.0 mm | 0.512 in; Head Height 6.0 mm | 0.236 in

50M080125J050

Price Range
$0.1962 - $0.143

Stock Levels
3000 In stock
Attributes
  • Distance Across Flats
    0.512 in
  • Head Height
    0.236 in
  • Pitch/TPI
    1.25 mm
  • Thread Length
    1.969 in
  • Thread Size
    M8 x 1.25
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M12 x 1.75; Thread Length 25.0 mm | 0.984 in; Distance Across Flats 18.0 mm | 0.709 in; Head Height 9.0 mm | 0.354 in

50M120175J025

Price Range
$0.4429 - $0.3229

Stock Levels
4250 In stock
Attributes
  • Distance Across Flats
    0.709 in
  • Head Height
    0.354 in
  • Pitch/TPI
    1.75 mm
  • Thread Length
    0.984 in
  • Thread Size
    M12 x 1.75
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M12 x 1.75; Thread Length 60.0 mm | 2.362 in; Distance Across Flats 18.0 mm | 0.709 in; Head Height 9.0 mm | 0.354 in

50M120175J060

Price Range
$0.5783 - $0.4216

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.709 in
  • Head Height
    0.354 in
  • Pitch/TPI
    1.75 mm
  • Thread Length
    2.362 in
  • Thread Size
    M12 x 1.75
Natural Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 88.9 mm | 3.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218350

Price Range
$2.5632 - $1.1258

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    3.500 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 114.3 mm | 4.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218450

Price Range
$2.7467 - $1.2062

Stock Levels
250 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    4.500 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 139.7 mm | 5.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218550

Price Range
$2.9033 - $1.2751

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
    5.500 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - 5/16-24; Thread Length 12.7 mm | 0.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331224050

Price Range
$0.4912 - $0.2158

Stock Levels
11250 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    24 TPI
  • Thread Length
    0.500 in
  • Thread Size
    5/16-24
Black Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 88.9 mm | 3.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218350B

Price Range
$2.8195 - $1.2383

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
    3.500 in
  • Thread Size
    5/16-18
Black Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 114.3 mm | 4.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218450B

Price Range
$1.3089 - $0.9542

Stock Levels
3750 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    4.500 in
  • Thread Size
    5/16-18
Black Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 139.7 mm | 5.500 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331218550B

Price Range
$3.1937 - $1.4027

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
    5.500 in
  • Thread Size
    5/16-18
Natural 40% Glass Filled PU External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - 3/8-16; Thread Length 19.1 mm | 0.750 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 9.9 mm | 0.390 in

0337516075FXM225

Price Range
$1.0596 - $0.9082

Stock Levels
6000 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.390 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    0.750 in
  • Thread Size
    3/8-16
Black Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - 5/16-24; Thread Length 25.4 mm | 1.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

0331224100B

Price Range
$0.2939 - $0.2519

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    24 TPI
  • Thread Length
    1.000 in
  • Thread Size
    5/16-24
Black Nylon 6/6 External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 31.8 mm | 1.250 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

0337516125B

Price Range
$0.2437 - $0.1777

Stock Levels
500 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.250 in
  • Thread Size
    3/8-16
Natural 40% Glass Filled PU External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - 3/8-16; Thread Length 15.9 mm | 0.625 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

0337516062XM225

Price Range
$0.8442 - $0.6154

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
    0.625 in
  • Thread Size
    3/8-16
Natural 40% Glass Filled PU External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 31.8 mm | 1.250 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 9.9 mm | 0.390 in

0337516162FXM225

Price Range
$1.0629 - $0.7749

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.390 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.625 in
  • Thread Size
    3/8-16
Natural 40% Glass Filled PU External Hexagonal Unslotted 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 9.9 mm | 0.390 in

0337516100FXM225

Price Range
$0.9563 - $0.6971

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.390 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.000 in
  • Thread Size
    3/8-16
Natural 40% Glass Filled PU External Hexagonal Unslotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 31.8 mm | 1.250 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 9.9 mm | 0.390 in

0337516200FXM225

Price Range
$1.1269 - $0.8215

Stock Levels
3250 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.390 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    2.000 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Unslotted 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

0337516250

Price Range
$0.6381 - $0.2803

Stock Levels
2000 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