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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
$0.0338 - $0.0464 79000 In stock
M3 x 0.5
0.472 in
$0.2086 - $0.2861 500 In stock
5/16-18
2.000 in
$0.0344 - $0.0471 1000 In stock
M3.5 x 0.6
0.236 in
$0.0353 - $0.0483 1000 In stock
M3.5 x 0.6
0.472 in
$0.0378 - $0.0518 Request the lead time here
M3.5 x 0.6
1.378 in
$0.0361 - $0.0496 Request the lead time here
M4 x 0.7
0.315 in
$0.0369 - $0.0508 1000 In stock
M4 x 0.7
0.787 in
$0.1352 - $0.308 4500 In stock
1/4-20
1.500 in
$0.1376 - $0.3131 12000 In stock
1/4-20
2.500 in
$1.0041 - $1.0194 Request the lead time here
1/4-20
3.500 in
$1.068 - $1.0845 Request the lead time here
1/4-20
5.500 in
$0.2223 - $0.5064 3500 In stock
5/16-18
1.000 in
$0.352 - $0.8018 2000 In stock
5/16-18
1.750 in
$0.2606 - $0.5934 1000 In stock
5/16-18
3.000 in
$1.2951 - $2.9488 1250 In stock
5/16-18
5.000 in
$0.2306 - $0.5248 11500 In stock
3/8-16
0.500 in
$0.1648 - $0.613 1000 In stock
3/8-16
1.500 in
$1.1754 - $2.6762 500 In stock
3/8-16
3.500 in
$0.464 - $1.0564 2500 In stock
1/2-13
0.750 in
$1.4188 - $3.2309 3500 In stock
1/2-13
3.500 in
  • of 77
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M3 x 0.5; Thread Length 12.0 mm | 0.472 in; Distance Across Flats 5.0 mm | 0.197 in; Head Height 2.3 mm | 0.091 in

50M030050J012

Price Range
$0.0464 - $0.0338

Stock Levels
79000 In stock
Attributes
  • Distance Across Flats
    0.197 in
  • Head Height
    0.091 in
  • Pitch/TPI
    0.5 mm
  • Thread Length
    0.472 in
  • Thread Size
    M3 x 0.5
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
$0.2861 - $0.2086

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
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M3.5 x 0.6; Thread Length 6.0 mm | 0.236 in; Distance Across Flats 5.5 mm | 0.217 in; Head Height 2.6 mm | 0.102 in

50M035060J006

Price Range
$0.0471 - $0.0344

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.217 in
  • Head Height
    0.102 in
  • Pitch/TPI
    0.6 mm
  • Thread Length
    0.236 in
  • Thread Size
    M3.5 x 0.6
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M3.5 x 0.6; Thread Length 12.0 mm | 0.472 in; Distance Across Flats 5.5 mm | 0.217 in; Head Height 2.6 mm | 0.102 in

50M035060J012

Price Range
$0.0483 - $0.0353

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.217 in
  • Head Height
    0.102 in
  • Pitch/TPI
    0.6 mm
  • Thread Length
    0.472 in
  • Thread Size
    M3.5 x 0.6
Hex Head Cap Screw Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw M3.5 x 0.6; Thread Length 35.0 mm | 1.378 in; Distance Across Flats 5.5 mm | 0.217 in; Head Height 2.6 mm | 0.102 in

50M035060J035

Price Range
$0.0518 - $0.0378

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.217 in
  • Head Height
    0.102 in
  • Pitch/TPI
    0.6 mm
  • Thread Length
    1.378 in
  • Thread Size
    M3.5 x 0.6
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M4 x 0.7; Thread Length 8.0 mm | 0.315 in; Distance Across Flats 7.0 mm | 0.276 in; Head Height 3.0 mm | 0.118 in

50M040070J008

Price Range
$0.0496 - $0.0361

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.276 in
  • Head Height
    0.118 in
  • Pitch/TPI
    0.7 mm
  • Thread Length
    0.315 in
  • Thread Size
    M4 x 0.7
Natural Nylon 6/6 External Hexagonal Unslotted Drive Fully Threaded Screw Cap Screw - M4 x 0.7; Thread Length 20.0 mm | 0.787 in; Distance Across Flats 7.0 mm | 0.276 in; Head Height 3.0 mm | 0.118 in

50M040070J020

Price Range
$0.0508 - $0.0369

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.276 in
  • Head Height
    0.118 in
  • Pitch/TPI
    0.7 mm
  • Thread Length
    0.787 in
  • Thread Size
    M4 x 0.7
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/4-20; Thread Length 38.1 mm | 1.500 in; Distance Across Flats 11.1 mm | 0.438 in; Head Height 4.8 mm | 0.188 in

3225020150

Price Range
$0.308 - $0.1352

Stock Levels
4500 In stock
Attributes
  • Distance Across Flats
    0.438 in
  • Head Height
    0.188 in
  • Pitch/TPI
    20 TPI
  • Thread Length
    1.500 in
  • Thread Size
    1/4-20
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/4-20; Thread Length 63.5 mm | 2.500 in; Distance Across Flats 11.1 mm | 0.438 in; Head Height 4.8 mm | 0.188 in

3225020250

Price Range
$0.3131 - $0.1376

Stock Levels
12000 In stock
Attributes
  • Distance Across Flats
    0.438 in
  • Head Height
    0.188 in
  • Pitch/TPI
    20 TPI
  • Thread Length
    2.500 in
  • Thread Size
    1/4-20
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/4-20; Thread Length 88.9 mm | 3.500 in; Distance Across Flats 11.1 mm | 0.438 in; Head Height 4.8 mm | 0.188 in

3225020350

Price Range
$1.0194 - $1.0041

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.438 in
  • Head Height
    0.188 in
  • Pitch/TPI
    20 TPI
  • Thread Length
    3.500 in
  • Thread Size
    1/4-20
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/4-20; Thread Length 139.7 mm | 5.500 in; Distance Across Flats 11.1 mm | 0.438 in; Head Height 4.8 mm | 0.188 in

3225020550

Price Range
$1.0845 - $1.068

Stock Levels
Request the lead time here
Attributes
  • Distance Across Flats
    0.438 in
  • Head Height
    0.188 in
  • Pitch/TPI
    20 TPI
  • Thread Length
    5.500 in
  • Thread Size
    1/4-20
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 5/16-18; Thread Length 25.4 mm | 1.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218100

Price Range
$0.5064 - $0.2223

Stock Levels
3500 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    1.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 44.5 mm | 1.750 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218175

Price Range
$0.8018 - $0.352

Stock Levels
2000 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    1.750 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 76.2 mm | 3.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218300

Price Range
$0.5934 - $0.2606

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    3.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 5/16-18; Thread Length 127 mm | 5.000 in; Distance Across Flats 12.7 mm | 0.500 in; Head Height 6 mm | 0.235 in

3231218500

Price Range
$2.9488 - $1.2951

Stock Levels
1250 In stock
Attributes
  • Distance Across Flats
    0.500 in
  • Head Height
    0.235 in
  • Pitch/TPI
    18 TPI
  • Thread Length
    5.000 in
  • Thread Size
    5/16-18
Natural Nylon 6/6 External Hexagonal Slotted Drive Fully Threaded Screw Cap Screw - 3/8-16; Thread Length 12.7 mm | 0.500 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516050

Price Range
$0.5248 - $0.2306

Stock Levels
11500 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    0.500 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 38.1 mm | 1.500 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516150

Price Range
$0.613 - $0.1648

Stock Levels
1000 In stock
Attributes
  • Distance Across Flats
    0.562 in
  • Head Height
    0.268 in
  • Pitch/TPI
    16 TPI
  • Thread Length
    1.500 in
  • Thread Size
    3/8-16
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 3/8-16; Thread Length 88.9 mm | 3.500 in; Distance Across Flats 14.3 mm | 0.562 in; Head Height 6.8 mm | 0.268 in

3237516350

Price Range
$2.6762 - $1.1754

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

3250013075

Price Range
$1.0564 - $0.464

Stock Levels
2500 In stock
Attributes
  • Distance Across Flats
    0.750 in
  • Head Height
    0.364 in
  • Pitch/TPI
    13 TPI
  • Thread Length
    0.750 in
  • Thread Size
    1/2-13
Natural Nylon 6/6 External Hexagonal Slotted Drive Part Threaded Screw Cap Screw - 1/2-13; Thread Length 88.9 mm | 3.500 in; Distance Across Flats 19.1 mm | 0.750 in; Head Height 9.2 mm | 0.364 in

3250013350

Price Range
$3.2309 - $1.4188

Stock Levels
3500 In stock
Attributes
  • Distance Across Flats
    0.750 in
  • Head Height
    0.364 in
  • Pitch/TPI
    13 TPI
  • Thread Length
    3.500 in
  • Thread Size
    1/2-13