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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
$0.1326 - $0.8569 9765 In stock
0.223 in
1.500 in
425 °F
$0.1409 - $0.9106 1000 In stock
0.234 in
1.500 in
425 °F
$0.1454 - $0.9404 8000 In stock
0.295 in
1.000 in
425 °F
$0.259 - $1.6796 3900 In stock
0.406 in
1.000 in
600 °F
$0.3607 - $2.3113 1200 In stock
0.480 in
1.500 in
600 °F
$0.4464 - $2.8892 2184 In stock
0.600 in
1.500 in
600 °F
$0.4902 - $3.168 550 In stock
0.730 in
1.500 in
600 °F
SC081215A $0.536 - $3.4871 1400 In stock
0.812 in
1.500 in
600 °F
$0.7153 - $4.6424 700 In stock
1.000 in
1.500 in
600 °F
$0.9904 - $6.396 380 In stock
1.187 in
1.500 in
600 °F
$1.8451 - $11.9149 100 In stock
1.625 in
2.000 in
600 °F
$0.2351 - $1.5224 600 In stock
0.456 in
1.500 in
425 °F
$0.301 - $1.9448 1900 In stock
0.535 in
1.500 in
425 °F
$0.6018 - $3.8854 400 In stock
0.625 in
2.500 in
425 °F
$0.7852 - $5.0808 307 In stock
0.750 in
3.500 in
425 °F
$0.4622 - $2.9887 900 In stock
0.937 in
1.500 in
425 °F
$0.6512 - $4.4831 34888 In stock
1.062 in
2.000 in
425 °F
$0.839 - $5.4196 100 In stock
1.350 in
1.750 in
425 °F
$1.4906 - $9.6436 349 In stock
1.875 in
2.000 in
425 °F
$0.2749 - $1.7752 400 In stock
0.437 in
1.000 in
600 °F
  • of 10
Straight Cap - Cap Inside Diameter - 5.7 mm | 0.223 in ; ; Black

SC022315B

Price Range
$0.8569 - $0.1326

Stock Levels
9765 In stock
Attributes
  • Cap Inside Diameter
    0.223 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M6
Straight Cap - Cap Inside Diameter - 5.9 mm | 0.234 in ; ; Black

SC023415B

Price Range
$0.9106 - $0.1409

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.234 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    1/4-20
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; ; Black

SC029510B

Price Range
$0.9404 - $0.1454

Stock Levels
8000 In stock
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M8
Straight Cap - Cap Inside Diameter - 10.3 mm | 0.406 in ; ; Natural

SC040610A

Price Range
$1.6796 - $0.259

Stock Levels
3900 In stock
Attributes
  • Cap Inside Diameter
    0.406 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    7/16-14
Straight Cap - Cap Inside Diameter - 12.2 mm | 0.480 in ; ; Natural

SC048015A

Price Range
$2.3113 - $0.3607

Stock Levels
1200 In stock
Attributes
  • Cap Inside Diameter
    0.480 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    1/2-13
Straight Cap - Cap Inside Diameter - 15.2 mm | 0.600 in ; ; Natural

SC060015A

Price Range
$2.8892 - $0.4464

Stock Levels
2184 In stock
Attributes
  • Cap Inside Diameter
    0.600 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    5/8-11,M16
Straight Cap - Cap Inside Diameter - 18.5 mm | 0.730 in ; ; Natural

SC073015A

Price Range
$3.168 - $0.4902

Stock Levels
550 In stock
Attributes
  • Cap Inside Diameter
    0.730 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    3/4-10,M19
Straight Cap - Cap Inside Diameter - 20.6 mm | 0.812 in ; ; Natural

SC081215A

Price Range
$3.4871 - $0.536

Stock Levels
1400 In stock
Attributes
  • Cap Inside Diameter
    0.812 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M24
Straight Cap - Cap Inside Diameter - 25.4 mm | 1.000 in ; ; Natural

SC100015A

Price Range
$4.6424 - $0.7153

Stock Levels
700 In stock
Attributes
  • Cap Inside Diameter
    1.000 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M27
Straight Cap - Cap Inside Diameter - 30.1 mm | 1.187 in ; ; Natural

SC118715A

Price Range
$6.396 - $0.9904

Stock Levels
380 In stock
Attributes
  • Cap Inside Diameter
    1.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    1 - 3/16
Straight Cap - Cap Inside Diameter - 41.3 mm | 1.625 in ; ; Natural

SC162520A

Price Range
$11.9149 - $1.8451

Stock Levels
100 In stock
Attributes
  • Cap Inside Diameter
    1.625 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    1 - 5/8
Straight Cap - Cap Inside Diameter - 11.6 mm | 0.456 in ; ; Black

SC045615B

Price Range
$1.5224 - $0.2351

Stock Levels
600 In stock
Attributes
  • Cap Inside Diameter
    0.456 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M12
Straight Cap - Cap Inside Diameter - 13.6 mm | 0.535 in ; ; Black

SC053515B

Price Range
$1.9448 - $0.301

Stock Levels
1900 In stock
Attributes
  • Cap Inside Diameter
    0.535 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    9/16-12,M14
Straight Cap - Cap Inside Diameter - 15.9 mm | 0.625 in ; ; Black

SC062525B

Price Range
$3.8854 - $0.6018

Stock Levels
400 In stock
Attributes
  • Cap Inside Diameter
    0.625 in
  • Inside Height
    2.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M17
Straight Cap - Cap Inside Diameter - 19.1 mm | 0.750 in ; ; Black

SC075035B

Price Range
$5.0808 - $0.7852

Stock Levels
307 In stock
Attributes
  • Cap Inside Diameter
    0.750 in
  • Inside Height
    3.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Fitting Style
    Push-Fit
Straight Cap - Cap Inside Diameter - 23.8 mm | 0.937 in ; ; Black

SC093715B

Price Range
$2.9887 - $0.4622

Stock Levels
900 In stock
Attributes
  • Cap Inside Diameter
    0.937 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M24
Straight Cap - Cap Inside Diameter - 27 mm | 1.062 in ; ; Black

SC106220B

Price Range
$4.4831 - $0.6512

Stock Levels
34888 In stock
Attributes
  • Cap Inside Diameter
    1.062 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Fitting Style
    Push-Fit
Straight Cap - Cap Inside Diameter - 34.3 mm | 1.350 in ; ; Black

SC135017B

Price Range
$5.4196 - $0.839

Stock Levels
100 In stock
Attributes
  • Cap Inside Diameter
    1.350 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Fitting Style
    Push-Fit
Straight Cap - Cap Inside Diameter - 47.6 mm | 1.875 in ; ; Black

SC187520B

Price Range
$9.6436 - $1.4906

Stock Levels
349 In stock
Attributes
  • Cap Inside Diameter
    1.875 in
  • Inside Height
    2.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    1 - 7/8
Straight Cap - Cap Inside Diameter - 11.1 mm | 0.437 in ; ; Natural

SC043710A

Price Range
$1.7752 - $0.2749

Stock Levels
400 In stock
Attributes
  • Cap Inside Diameter
    0.437 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    7/16