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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
$0.0917 - $0.5676 5000 In stock
0.109 in
0.750 in
600 °F
$0.1152 - $0.7121 1000 In stock
0.172 in
1.000 in
600 °F
$0.1477 - $0.9547 3000 In stock
0.281 in
1.000 in
600 °F
$0.2021 - $1.3107 550 In stock
0.406 in
1.000 in
600 °F
$0.2908 - $1.8969 648 In stock
0.500 in
1.500 in
600 °F
$0.3716 - $2.4098 400 In stock
0.687 in
1.500 in
600 °F
$0.4183 - $2.7208 499 In stock
0.812 in
1.500 in
600 °F
$0.7727 - $4.9907 500 In stock
1.062 in
2.000 in
600 °F
$1.0168 - $6.5763 2950 In stock
1.500 in
1.750 in
600 °F
$0.5582 - $3.6223 550 In stock
1.000 in
1.500 in
600 °F
$0.936 - $6.0633 1000 In stock
1.350 in
1.750 in
600 °F
$1.8969 - $12.1887 50 In stock
2.000 in
2.000 in
600 °F
$0.398 - $2.5652 375 In stock
0.750 in
1.500 in
600 °F
$0.5505 - $3.5603 800 In stock
0.970 in
1.500 in
600 °F
$0.7727 - $4.9907 200 In stock
1.187 in
1.500 in
600 °F
$1.6636 - $10.7583 500 In stock
1.875 in
2.000 in
600 °F
$0.0917 - $0.5676 12000 In stock
0.100 in
1.000 in
600 °F
SC015610 $0.1152 - $0.7121 1900 In stock
0.156 in
1.000 in
600 °F
$0.1428 - $0.9236 4300 In stock
0.250 in
1.000 in
600 °F
$0.1881 - $1.2128 500 In stock
0.375 in
1.000 in
600 °F
  • of 10
Masking Straight Cap & Plug - Cap Inside Diameter - 2.8 mm | 0.109 in ; Inside Height - 19.1 mm | 0.750 in ; Gray

SC010907

Price Range
$0.5676 - $0.0917

Stock Levels
5000 In stock
Attributes
  • Cap Inside Diameter
    0.109 in
  • Inside Height
    0.750 in
  • Maximum Temperature
    600 °F
  • Color
    Gray
  • Compatible Thread Sizes (All)
    #5-40,M3
Masking Straight Cap & Plug - Cap Inside Diameter - 4.4 mm | 0.172 in ; Inside Height - 25.4 mm | 1.000 in ; Blue

SC017210

Price Range
$0.7121 - $0.1152

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.172 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Blue
  • Compatible Thread Sizes (All)
    M5,12-24
Masking Straight Cap & Plug - Cap Inside Diameter - 7.1 mm | 0.281 in ; Inside Height - 25.4 mm | 1.000 in ; Blue

SC028110

Price Range
$0.9547 - $0.1477

Stock Levels
3000 In stock
Attributes
  • Cap Inside Diameter
    0.281 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Blue
  • Compatible Thread Sizes (All)
    5/16-18
Masking Straight Cap & Plug - Cap Inside Diameter - 10.3 mm | 0.406 in ; Inside Height - 25.4 mm | 1.000 in ; Blue

SC040610

Price Range
$1.3107 - $0.2021

Stock Levels
550 In stock
Attributes
  • Cap Inside Diameter
    0.406 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Blue
  • Compatible Thread Sizes (All)
    7/16-14
Masking Straight Cap & Plug - Cap Inside Diameter - 12.7 mm | 0.500 in ; Inside Height - 38.1 mm | 1.500 in ; Green

SC050015

Price Range
$1.8969 - $0.2908

Stock Levels
648 In stock
Attributes
  • Cap Inside Diameter
    0.500 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Green
  • Compatible Thread Sizes (All)
    M15
Masking Straight Cap & Plug - Cap Inside Diameter - 17.4 mm | 0.687 in ; Inside Height - 38.1 mm | 1.500 in ; Pink

SC068715

Price Range
$2.4098 - $0.3716

Stock Levels
400 In stock
Attributes
  • Cap Inside Diameter
    0.687 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Pink
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 20.6 mm | 0.812 in ; Inside Height - 38.1 mm | 1.500 in ; Gray

SC081215

Price Range
$2.7208 - $0.4183

Stock Levels
499 In stock
Attributes
  • Cap Inside Diameter
    0.812 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Gray
  • Compatible Thread Sizes (All)
    M24
Masking Straight Cap & Plug - Cap Inside Diameter - 27 mm | 1.062 in ; Inside Height - 50.8 mm | 2.000 in ; Gray

SC106220

Price Range
$4.9907 - $0.7727

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    1.062 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Color
    Gray
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 38.1 mm | 1.500 in ; Inside Height - 44.5 mm | 1.750 in ; Green

SC150017

Price Range
$6.5763 - $1.0168

Stock Levels
2950 In stock
Attributes
  • Cap Inside Diameter
    1.500 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Color
    Green
  • Compatible Thread Sizes (All)
    1-1/4-7,M39
Masking Straight Cap & Plug - Cap Inside Diameter - 25.4 mm | 1.000 in ; Inside Height - 38.1 mm | 1.500 in ; Green

SC100015

Price Range
$3.6223 - $0.5582

Stock Levels
550 In stock
Attributes
  • Cap Inside Diameter
    1.000 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Green
  • Compatible Thread Sizes (All)
    M27
Masking Straight Cap & Plug - Cap Inside Diameter - 34.3 mm | 1.350 in ; Inside Height - 44.5 mm | 1.750 in ; White

SC135017

Price Range
$6.0633 - $0.936

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    1.350 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Color
    White
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 50.8 mm | 2.000 in ; Inside Height - 50.8 mm | 2.000 in ; Blue

SC200020

Price Range
$12.1887 - $1.8969

Stock Levels
50 In stock
Attributes
  • Cap Inside Diameter
    2.000 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Color
    Blue
  • Compatible Thread Sizes (All)
    2-4-1/2
Masking Straight Cap & Plug - Cap Inside Diameter - 19.1 mm | 0.750 in ; Inside Height - 38.1 mm | 1.500 in ; Yellow

SC075015

Price Range
$2.5652 - $0.398

Stock Levels
375 In stock
Attributes
  • Cap Inside Diameter
    0.750 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Yellow
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 24.6 mm | 0.970 in ; Inside Height - 38.1 mm | 1.500 in ; Pink

SC097015

Price Range
$3.5603 - $0.5505

Stock Levels
800 In stock
Attributes
  • Cap Inside Diameter
    0.970 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Pink
  • Compatible Thread Sizes (All)
    1-8,M25
Masking Straight Cap & Plug - Cap Inside Diameter - 30.1 mm | 1.187 in ; Inside Height - 38.1 mm | 1.500 in ; Yellow

SC118715

Price Range
$4.9907 - $0.7727

Stock Levels
200 In stock
Attributes
  • Cap Inside Diameter
    1.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Yellow
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 47.6 mm | 1.875 in ; Inside Height - 50.8 mm | 2.000 in ; Gray

SC187520

Price Range
$10.7583 - $1.6636

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    1.875 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Color
    Gray
  • Fitting Style
    Push-Fit
Masking Straight Cap & Plug - Cap Inside Diameter - 2.5 mm | 0.100 in ; Inside Height - 25.4 mm | 1.000 in ; Green

SC010010

Price Range
$0.5676 - $0.0917

Stock Levels
12000 In stock
Attributes
  • Cap Inside Diameter
    0.100 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Green
  • Compatible Thread Sizes (All)
    #4-40
Masking Straight Cap & Plug - Cap Inside Diameter - 4 mm | 0.156 in ; Inside Height - 25.4 mm | 1.000 in ; Yellow

SC015610

Price Range
$0.7121 - $0.1152

Stock Levels
1900 In stock
Attributes
  • Cap Inside Diameter
    0.156 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Yellow
  • Compatible Thread Sizes (All)
    #8-32,M4
Masking Straight Cap & Plug - Cap Inside Diameter - 6.4 mm | 0.250 in ; Inside Height - 25.4 mm | 1.000 in ; Gray

SC025010

Price Range
$0.9236 - $0.1428

Stock Levels
4300 In stock
Attributes
  • Cap Inside Diameter
    0.250 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Gray
  • Compatible Thread Sizes (All)
    5/16-18
Masking Straight Cap & Plug - Cap Inside Diameter - 9.5 mm | 0.375 in ; Inside Height - 25.4 mm | 1.000 in ; Yellow

SC037510

Price Range
$1.2128 - $0.1881

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    0.375 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Yellow
  • Compatible Thread Sizes (All)
    M10