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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
$0.1238 - $0.765 2000 In stock
0.100 in
1.000 in
425 °F
$0.1292 - $0.7981 1000 In stock
0.125 in
1.000 in
425 °F
$0.1558 - $0.9594 465 In stock
0.156 in
1.000 in
425 °F
$0.1558 - $0.9594 4000 In stock
0.172 in
1.000 in
425 °F
$0.5411 - $3.467 1600 In stock
0.480 in
1.500 in
600 °F
$0.6426 - $4.1546 4200 In stock
0.535 in
1.500 in
600 °F
$0.6696 - $4.3339 2297 In stock
0.600 in
1.500 in
600 °F
$1.2883 - $8.3387 800 In stock
0.625 in
2.500 in
600 °F
$0.7354 - $4.752 1350 In stock
0.730 in
1.500 in
600 °F
$1.68 - $10.8788 6181 In stock
0.750 in
3.500 in
600 °F
$0.8041 - $5.2307 1400 In stock
0.812 in
1.500 in
600 °F
$0.9896 - $6.3961 27445 In stock
0.937 in
1.500 in
600 °F
$1.073 - $6.9637 500 In stock
1.000 in
1.500 in
600 °F
$1.4856 - $9.594 1799 In stock
1.062 in
2.000 in
600 °F
$1.4856 - $9.594 380 In stock
1.187 in
1.500 in
600 °F
$1.7993 - $11.6561 1400 In stock
1.350 in
1.750 in
600 °F
$2.7677 - $17.8724 350 In stock
1.625 in
2.000 in
600 °F
$3.1981 - $20.682 1850 In stock
1.875 in
2.000 in
600 °F
$0.5112 - $3.3176 200 In stock
0.468 in
1.000 in
600 °F
$0.559 - $3.6463 842 In stock
0.500 in
1.500 in
600 °F
  • of 10
Straight Cap - Cap Inside Diameter - 2.5 mm | 0.100 in ; ; Black

SC010010C

Price Range
$0.765 - $0.1238

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.100 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Colour
    Black
  • Compatible Thread Sizes (All)
    #4-40
Straight Cap - Cap Inside Diameter - 3.2 mm | 0.125 in ; ; Black

SC012510C

Price Range
$0.7981 - $0.1292

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.125 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Colour
    Black
  • Compatible Thread Sizes (All)
    #6-32
Straight Cap - Cap Inside Diameter - 4 mm | 0.156 in ; ; Black

SC015610C

Price Range
$0.9594 - $0.1558

Stock Levels
465 In stock
Attributes
  • Cap Inside Diameter
    0.156 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Colour
    Black
  • Compatible Thread Sizes (All)
    #8-32,M4
Straight Cap - Cap Inside Diameter - 4.4 mm | 0.172 in ; ; Black

SC017210B

Price Range
$0.9594 - $0.1558

Stock Levels
4000 In stock
Attributes
  • Cap Inside Diameter
    0.172 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Colour
    Black
  • Compatible Thread Sizes (All)
    M5,12-24
Straight Cap - Cap Inside Diameter - 12.2 mm | 0.480 in ; ; Natural

SC048015A

Price Range
$3.467 - $0.5411

Stock Levels
1600 In stock
Attributes
  • Cap Inside Diameter
    0.480 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    1/2-13
Straight Cap - Cap Inside Diameter - 13.6 mm | 0.535 in ; ; Natural

SC053515A

Price Range
$4.1546 - $0.6426

Stock Levels
4200 In stock
Attributes
  • Cap Inside Diameter
    0.535 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    9/16-12,M14
Straight Cap - Cap Inside Diameter - 15.2 mm | 0.600 in ; ; Natural

SC060015A

Price Range
$4.3339 - $0.6696

Stock Levels
2297 In stock
Attributes
  • Cap Inside Diameter
    0.600 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    5/8-11,M16
Straight Cap - Cap Inside Diameter - 15.9 mm | 0.625 in ; ; Natural

SC062525A

Price Range
$8.3387 - $1.2883

Stock Levels
800 In stock
Attributes
  • Cap Inside Diameter
    0.625 in
  • Inside Height
    2.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M17
Straight Cap - Cap Inside Diameter - 18.5 mm | 0.730 in ; ; Natural

SC073015A

Price Range
$4.752 - $0.7354

Stock Levels
1350 In stock
Attributes
  • Cap Inside Diameter
    0.730 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    3/4-10,M19
Straight Cap - Cap Inside Diameter - 19.1 mm | 0.750 in ; ; Natural

SC075035A

Price Range
$10.8788 - $1.68

Stock Levels
6181 In stock
Attributes
  • Cap Inside Diameter
    0.750 in
  • Inside Height
    3.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Fitting Style
    Push Fit
Straight Cap - Cap Inside Diameter - 20.6 mm | 0.812 in ; ; Natural

SC081215A

Price Range
$5.2307 - $0.8041

Stock Levels
1400 In stock
Attributes
  • Cap Inside Diameter
    0.812 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M24
Straight Cap - Cap Inside Diameter - 23.8 mm | 0.937 in ; ; Natural

SC093715A

Price Range
$6.3961 - $0.9896

Stock Levels
27445 In stock
Attributes
  • Cap Inside Diameter
    0.937 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M24
Straight Cap - Cap Inside Diameter - 25.4 mm | 1.000 in ; ; Natural

SC100015A

Price Range
$6.9637 - $1.073

Stock Levels
500 In stock
Attributes
  • Cap Inside Diameter
    1.000 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M27
Straight Cap - Cap Inside Diameter - 27 mm | 1.062 in ; ; Natural

SC106220A

Price Range
$9.594 - $1.4856

Stock Levels
1799 In stock
Attributes
  • Cap Inside Diameter
    1.062 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Fitting Style
    Push Fit
Straight Cap - Cap Inside Diameter - 30.1 mm | 1.187 in ; ; Natural

SC118715A

Price Range
$9.594 - $1.4856

Stock Levels
380 In stock
Attributes
  • Cap Inside Diameter
    1.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    1 - 3/16
Straight Cap - Cap Inside Diameter - 34.3 mm | 1.350 in ; ; Natural

SC135017A

Price Range
$11.6561 - $1.7993

Stock Levels
1400 In stock
Attributes
  • Cap Inside Diameter
    1.350 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Fitting Style
    Push Fit
Straight Cap - Cap Inside Diameter - 41.3 mm | 1.625 in ; ; Natural

SC162520A

Price Range
$17.8724 - $2.7677

Stock Levels
350 In stock
Attributes
  • Cap Inside Diameter
    1.625 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    1 - 5/8
Straight Cap - Cap Inside Diameter - 47.6 mm | 1.875 in ; ; Natural

SC187520A

Price Range
$20.682 - $3.1981

Stock Levels
1850 In stock
Attributes
  • Cap Inside Diameter
    1.875 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    1 - 7/8
Straight Cap - Cap Inside Diameter - 11.9 mm | 0.468 in ; ; Natural

SC046810A

Price Range
$3.3176 - $0.5112

Stock Levels
200 In stock
Attributes
  • Cap Inside Diameter
    0.468 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Fitting Style
    Push Fit
Straight Cap - Cap Inside Diameter - 12.7 mm | 0.500 in ; ; Natural

SC050015A

Price Range
$3.6463 - $0.559

Stock Levels
842 In stock
Attributes
  • Cap Inside Diameter
    0.500 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Colour
    Natural
  • Compatible Thread Sizes (All)
    M15