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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
$1.0404 - $6.729 800 In stock
0.970 in
1.500 in
600 °F
$3.1442 - $20.3332 500 In stock
1.875 in
2.000 in
600 °F
$0.289 - $1.8688 2900 In stock
0.312 in
1.000 in
600 °F
$0.632 - $4.0846 250 In stock
0.535 in
1.500 in
600 °F
$0.2178 - $1.3459 1000 In stock
0.172 in
1.000 in
600 °F
$1.4604 - $9.4324 500 In stock
1.062 in
2.000 in
600 °F
$0.1734 - $1.0728 5000 In stock
0.109 in
0.750 in
600 °F
$0.2792 - $1.8043 3000 In stock
0.281 in
1.000 in
600 °F
$0.7906 - $5.1422 499 In stock
0.812 in
1.500 in
600 °F
$0.3467 - $2.245 4750 In stock
0.340 in
1.000 in
600 °F
$0.1559 - $0.9634 7400 In stock
0.093 in
1.000 in
600 °F
$0.261 - $1.6926 6973 In stock
0.234 in
1.000 in
600 °F
$0.5028 - $3.2618 651 In stock
0.468 in
1.000 in
600 °F
$0.7523 - $4.8484 375 In stock
0.750 in
1.500 in
600 °F
$1.4604 - $9.4324 200 In stock
1.187 in
1.500 in
600 °F
$0.7786 - $5.0248 700 In stock
0.780 in
1.500 in
600 °F
$1.769 - $11.4598 1000 In stock
1.350 in
1.750 in
600 °F
$0.7231 - $4.6721 500 In stock
0.730 in
1.500 in
600 °F
$1.4604 - $9.4324 1085 In stock
1.125 in
1.500 in
600 °F
$0.1843 - $1.1927 166 In stock
0.140 in
1.000 in
600 °F
  • of 10
Masking Straight Cap & Plug - Cap Inside Diameter - 24.6 mm | 0.970 in ; ; Pink

SC097015

Price Range
$6.729 - $1.0404

Stock Levels
800 In stock
Attributes
  • Cap Inside Diameter
    0.970 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Pink
  • Compatible Thread Sizes (All)
    1-8,M25
Masking Straight Cap & Plug - Cap Inside Diameter - 47.6 mm | 1.875 in ; ; Grey

SC187520

Price Range
$20.3332 - $3.1442

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
Masking Straight Cap & Plug - Cap Inside Diameter - 7.9 mm | 0.312 in ; ; White

SC031210

Price Range
$1.8688 - $0.289

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
$4.0846 - $0.632

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 - 4.4 mm | 0.172 in ; ; Blue

SC017210

Price Range
$1.3459 - $0.2178

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 - 27 mm | 1.062 in ; ; Grey

SC106220

Price Range
$9.4324 - $1.4604

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 - 2.8 mm | 0.109 in ; ; Grey

SC010907

Price Range
$1.0728 - $0.1734

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 - 7.1 mm | 0.281 in ; ; Blue

SC028110

Price Range
$1.8043 - $0.2792

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 - 20.6 mm | 0.812 in ; ; Grey

SC081215

Price Range
$5.1422 - $0.7906

Stock Levels
499 In stock
Attributes
  • Cap Inside Diameter
    0.812 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Grey
  • Compatible Thread Sizes (All)
    M24
Masking Straight Cap & Plug - Cap Inside Diameter - 8.6 mm | 0.340 in ; ; Pink

SC034010

Price Range
$2.245 - $0.3467

Stock Levels
4750 In stock
Attributes
  • Cap Inside Diameter
    0.340 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Pink
  • Compatible Thread Sizes (All)
    M10
Masking Straight Cap & Plug - Cap Inside Diameter - 2.4 mm | 0.093 in ; ; White

SC009310

Price Range
$0.9634 - $0.1559

Stock Levels
7400 In stock
Attributes
  • Cap Inside Diameter
    0.093 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Compatible Thread Sizes (All)
    #4-40
Masking Straight Cap & Plug - Cap Inside Diameter - 5.9 mm | 0.234 in ; ; Green

SC023410

Price Range
$1.6926 - $0.261

Stock Levels
6973 In stock
Attributes
  • Cap Inside Diameter
    0.234 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Green
  • Compatible Thread Sizes (All)
    1/4-20
Masking Straight Cap & Plug - Cap Inside Diameter - 11.9 mm | 0.468 in ; ; White

SC046810

Price Range
$3.2618 - $0.5028

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 - 19.1 mm | 0.750 in ; ; Yellow

SC075015

Price Range
$4.8484 - $0.7523

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 - 30.1 mm | 1.187 in ; ; Yellow

SC118715

Price Range
$9.4324 - $1.4604

Stock Levels
200 In stock
Attributes
  • Cap Inside Diameter
    1.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Yellow
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 19.8 mm | 0.780 in ; ; Blue

SC078015

Price Range
$5.0248 - $0.7786

Stock Levels
700 In stock
Attributes
  • Cap Inside Diameter
    0.780 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Blue
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 34.3 mm | 1.350 in ; ; White

SC135017

Price Range
$11.4598 - $1.769

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    1.350 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Colour
    White
  • Fitting Style
    Push Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 18.5 mm | 0.730 in ; ; Green

SC073015

Price Range
$4.6721 - $0.7231

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    0.730 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Green
  • Compatible Thread Sizes (All)
    3/4-10,M19
Masking Straight Cap & Plug - Cap Inside Diameter - 28.6 mm | 1.125 in ; ; Blue

SC112515

Price Range
$9.4324 - $1.4604

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
Straight Cap - Cap Inside Diameter - 3.6 mm | 0.140 in ; ; Natural

SC014010A

Price Range
$1.1927 - $0.1843

Stock Levels
166 In stock
Attributes
  • Cap Inside Diameter
    0.140 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M4,8-32