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Masking Straight Caps

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These Masking Straight Caps are typically used to mask studs and tube ends. They have excellent sealing capabilities due to the flexible material that they are manufactured from. Ideal applications include; powder coating, e-coating, plating, anodizing and blasting.

Although they are primarily designed fpr use as a cap, if inverted, they can also be used to plug holes.

Available in a choice of two materials; Silicone and EPDM. Silicone is a premium masking material due to its high temperature and chemical resistant properties. EPDM is a more economical material option with a lower heat resistance but superior chemical resistance. Both material options can be used multiple times.

  • Materials: Silicone 60F (316C) and EPDM 425F (218C)
  • Colors: Blue, Black, White, Green, Grey, Pink and Yellow
  • Hardness: Durometer (Shore A) 55+5

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187 results
Product SKUs information
Item Code Price range Availability Cap Inside Diameter Inside Height Maximum Temperature View
$0.1818 - $0.5051 5000 In stock
0.109 in
0.750 in
600 °F
$0.2282 - $0.6339 1000 In stock
0.172 in
1.000 in
600 °F
$0.534 - $1.4834 3000 In stock
0.281 in
1.000 in
600 °F
$0.6023 - $1.6728 396 In stock
0.500 in
1.500 in
600 °F
$0.7694 - $2.1375 500 In stock
0.687 in
1.500 in
600 °F
$0.1988 - $0.5519 11250 In stock
0.140 in
1.000 in
600 °F
$1.6014 - $4.4484 500 In stock
1.062 in
2.000 in
600 °F
$2.1051 - $5.8472 2950 In stock
1.500 in
1.750 in
600 °F
$0.5558 - $1.544 2900 In stock
0.312 in
1.000 in
600 °F
$0.6953 - $1.931 250 In stock
0.535 in
1.500 in
600 °F
$1.0676 - $2.9654 1349 In stock
0.937 in
1.500 in
600 °F
$1.6014 - $4.4484 1085 In stock
1.125 in
1.500 in
600 °F
$0.2282 - $0.6339 900 In stock
0.156 in
1.000 in
600 °F
$0.6789 - $1.886 500 In stock
0.375 in
1.000 in
600 °F
$0.5558 - $1.544 651 In stock
0.468 in
1.000 in
600 °F
$0.6762 - $1.8786 649 In stock
0.562 in
1.500 in
600 °F
$1.1579 - $3.2165 550 In stock
1.000 in
1.500 in
600 °F
$0.8238 - $2.2884 375 In stock
0.750 in
1.500 in
600 °F
$3.4491 - $9.5805 500 In stock
1.875 in
2.000 in
600 °F
$0.1649 - $0.458 2000 In stock
0.093 in
0.750 in
600 °F
  • of 10
Masking Straight Cap & Plug - Cap Inside Diameter - 2.8 mm | 0.109 in ; ; Grey

SC010907

Price Range
$0.5051 - $0.1818

Stock Levels
5000 In stock
Attributes
  • Cap Inside Diameter
    0.109 in
  • Inside Height
    0.750 in
  • Maximum Temperature
    600 °F
  • Colour
    Grey
  • Compatible Thread Sizes (All)
    #5-40,M3
Masking Straight Cap & Plug - Cap Inside Diameter - 4.4 mm | 0.172 in ; ; Blue

SC017210

Price Range
$0.6339 - $0.2282

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.172 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Blue
  • Compatible Thread Sizes (All)
    M5,12-24
Masking Straight Cap & Plug - Cap Inside Diameter - 7.1 mm | 0.281 in ; ; Blue

SC028110

Price Range
$1.4834 - $0.534

Stock Levels
3000 In stock
Attributes
  • Cap Inside Diameter
    0.281 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Blue
  • Compatible Thread Sizes (All)
    5/16-18
Masking Straight Cap & Plug - Cap Inside Diameter - 12.7 mm | 0.500 in ; ; Green

SC050015

Price Range
$1.6728 - $0.6023

Stock Levels
396 In stock
Attributes
  • Cap Inside Diameter
    0.500 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Green
  • Compatible Thread Sizes (All)
    M15
Masking Straight Cap & Plug - Cap Inside Diameter - 17.4 mm | 0.687 in ; ; Pink

SC068715

Price Range
$2.1375 - $0.7694

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    0.687 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Pink
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 3.6 mm | 0.140 in ; ; White

SC014010

Price Range
$0.5519 - $0.1988

Stock Levels
11250 In stock
Attributes
  • Cap Inside Diameter
    0.140 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Compatible Thread Sizes (All)
    M4,8-32
Masking Straight Cap & Plug - Cap Inside Diameter - 27 mm | 1.062 in ; ; Grey

SC106220

Price Range
$4.4484 - $1.6014

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    1.062 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Grey
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 38.1 mm | 1.500 in ; ; Green

SC150017

Price Range
$5.8472 - $2.1051

Stock Levels
2950 In stock
Attributes
  • Cap Inside Diameter
    1.500 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Colour
    Green
  • Compatible Thread Sizes (All)
    1-1/4-7,M39
Masking Straight Cap & Plug - Cap Inside Diameter - 7.9 mm | 0.312 in ; ; White

SC031210

Price Range
$1.544 - $0.5558

Stock Levels
2900 In stock
Attributes
  • Cap Inside Diameter
    0.312 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 13.6 mm | 0.535 in ; ; Yellow

SC053515

Price Range
$1.931 - $0.6953

Stock Levels
250 In stock
Attributes
  • Cap Inside Diameter
    0.535 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Yellow
  • Compatible Thread Sizes (All)
    9/16-12,M14
Masking Straight Cap & Plug - Cap Inside Diameter - 23.8 mm | 0.937 in ; ; White

SC093715

Price Range
$2.9654 - $1.0676

Stock Levels
1349 In stock
Attributes
  • Cap Inside Diameter
    0.937 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Compatible Thread Sizes (All)
    M24
Masking Straight Cap & Plug - Cap Inside Diameter - 28.6 mm | 1.125 in ; ; Blue

SC112515

Price Range
$4.4484 - $1.6014

Stock Levels
1085 In stock
Attributes
  • Cap Inside Diameter
    1.125 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Blue
  • Compatible Thread Sizes (All)
    M30
Masking Straight Cap & Plug - Cap Inside Diameter - 4 mm | 0.156 in ; ; Yellow

SC015610

Price Range
$0.6339 - $0.2282

Stock Levels
900 In stock
Attributes
  • Cap Inside Diameter
    0.156 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Yellow
  • Compatible Thread Sizes (All)
    #8-32,M4
Masking Straight Cap & Plug - Cap Inside Diameter - 9.5 mm | 0.375 in ; ; Yellow

SC037510

Price Range
$1.886 - $0.6789

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    0.375 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Yellow
  • Compatible Thread Sizes (All)
    M10
Masking Straight Cap & Plug - Cap Inside Diameter - 11.9 mm | 0.468 in ; ; White

SC046810

Price Range
$1.544 - $0.5558

Stock Levels
651 In stock
Attributes
  • Cap Inside Diameter
    0.468 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 14.3 mm | 0.562 in ; ; Blue

SC056215

Price Range
$1.8786 - $0.6762

Stock Levels
649 In stock
Attributes
  • Cap Inside Diameter
    0.562 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Blue
  • Compatible Thread Sizes (All)
    M15
Masking Straight Cap & Plug - Cap Inside Diameter - 25.4 mm | 1.000 in ; ; Green

SC100015

Price Range
$3.2165 - $1.1579

Stock Levels
550 In stock
Attributes
  • Cap Inside Diameter
    1.000 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Green
  • Compatible Thread Sizes (All)
    M27
Masking Straight Cap & Plug - Cap Inside Diameter - 19.1 mm | 0.750 in ; ; Yellow

SC075015

Price Range
$2.2884 - $0.8238

Stock Levels
375 In stock
Attributes
  • Cap Inside Diameter
    0.750 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Yellow
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 47.6 mm | 1.875 in ; ; Grey

SC187520

Price Range
$9.5805 - $3.4491

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    1.875 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Grey
  • Fitting Style
    Push Fit
Straight Cap - Cap Inside Diameter - 2.4 mm | 0.093 in ; ; Natural

SC009307A

Price Range
$0.458 - $0.1649

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.093 in
  • Inside Height
    0.750 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    #3-48