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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
$0.1177 - $0.7274 11000 In stock
0.109 in
0.750 in
600 °F
SC009307A $0.105 - $0.6475 3000 In stock
0.093 in
0.750 in
600 °F
SC012510A $0.1234 - $0.7612 17000 In stock
0.125 in
1.000 in
600 °F
$0.1705 - $1.1038 15000 In stock
0.187 in
1.500 in
600 °F
$0.1891 - $1.2233 34960 In stock
0.223 in
1.500 in
600 °F
$0.1159 - $0.7492 9379 In stock
0.218 in
1.000 in
425 °F
$0.1326 - $0.8569 9765 In stock
0.223 in
1.500 in
425 °F
$0.2292 - $1.4806 Request the lead time here
0.295 in
1.500 in
600 °F
$0.1283 - $0.8309 Request the lead time here
0.295 in
0.500 in
425 °F
$0.1646 - $1.066 3975 In stock
0.312 in
1.500 in
425 °F
$0.0403 - $0.2492 Request the lead time here
0.035 in
0.500 in
425 °F
$0.0956 - $0.5918 2000 In stock
0.070 in
1.000 in
600 °F
$0.1506 - $0.9305 10900 In stock
0.180 in
1.000 in
600 °F
SC019705A $0.1595 - $1.0302 4847 In stock
0.197 in
0.500 in
600 °F
$0.1038 - $0.6396 465 In stock
0.156 in
1.000 in
425 °F
SC018705B $0.1072 - $0.6617 1000 In stock
0.187 in
0.500 in
425 °F
$0.1193 - $0.7732 1000 In stock
0.187 in
1.500 in
425 °F
$0.1831 - $1.1837 1750 In stock
0.250 in
1.000 in
600 °F
SC029505A $0.1831 - $1.1837 2000 In stock
0.295 in
0.500 in
600 °F
$0.2071 - $1.341 5000 In stock
0.295 in
1.000 in
600 °F
  • of 10
Straight Cap - Cap Inside Diameter - 2.8 mm | 0.109 in ; ; Natural

SC010907A

Price Range
$0.7274 - $0.1177

Stock Levels
11000 In stock
Attributes
  • Cap Inside Diameter
    0.109 in
  • Inside Height
    0.750 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #5-40,M3
Straight Cap - Cap Inside Diameter - 2.4 mm | 0.093 in ; ; Natural

SC009307A

Price Range
$0.6475 - $0.105

Stock Levels
3000 In stock
Attributes
  • Cap Inside Diameter
    0.093 in
  • Inside Height
    0.750 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #3-48
Straight Cap - Cap Inside Diameter - 3.2 mm | 0.125 in ; ; Natural

SC012510A

Price Range
$0.7612 - $0.1234

Stock Levels
17000 In stock
Attributes
  • Cap Inside Diameter
    0.125 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #6-32
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Natural

SC018715A

Price Range
$1.1038 - $0.1705

Stock Levels
15000 In stock
Attributes
  • Cap Inside Diameter
    0.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #12-24,M5
Straight Cap - Cap Inside Diameter - 5.7 mm | 0.223 in ; ; Natural

SC022315A

Price Range
$1.2233 - $0.1891

Stock Levels
34960 In stock
Attributes
  • Cap Inside Diameter
    0.223 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M6
Straight Cap - Cap Inside Diameter - 5.5 mm | 0.218 in ; ; Black

SC021810B

Price Range
$0.7492 - $0.1159

Stock Levels
9379 In stock
Attributes
  • Cap Inside Diameter
    0.218 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M6
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 - 7.5 mm | 0.295 in ; ; Natural

SC029515A

Price Range
$1.4806 - $0.2292

Stock Levels
Request the lead time here
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M8
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; Inside Height - 12.7 mm | 0.500 in ; Black

SC029505B

Price Range
$0.8309 - $0.1283

Stock Levels
Request the lead time here
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M8
Straight Cap - Cap Inside Diameter - 7.9 mm | 0.312 in ; ; Black

SC031215B

Price Range
$1.066 - $0.1646

Stock Levels
3975 In stock
Attributes
  • Cap Inside Diameter
    0.312 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    3/8-14
Straight Cap - Cap Inside Diameter - 0.9 mm | 0.035 in ; Inside Height - 12.7 mm | 0.500 in ; Black

SC003505B

Price Range
$0.2492 - $0.0403

Stock Levels
Request the lead time here
Attributes
  • Cap Inside Diameter
    0.035 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Fitting Style
    Push-Fit
Straight Cap - Cap Inside Diameter - 1.8 mm | 0.070 in ; ; Natural

SC007010A

Price Range
$0.5918 - $0.0956

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.070 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #2-56,M2
Straight Cap - Cap Inside Diameter - 4.6 mm | 0.180 in ; ; Natural

SC018010A

Price Range
$0.9305 - $0.1506

Stock Levels
10900 In stock
Attributes
  • Cap Inside Diameter
    0.180 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M5,12-24
Straight Cap - Cap Inside Diameter - 5 mm | 0.197 in ; ; Natural

SC019705A

Price Range
$1.0302 - $0.1595

Stock Levels
4847 In stock
Attributes
  • Cap Inside Diameter
    0.197 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M6
Straight Cap - Cap Inside Diameter - 4 mm | 0.156 in ; ; Black

SC015610C

Price Range
$0.6396 - $0.1038

Stock Levels
465 In stock
Attributes
  • Cap Inside Diameter
    0.156 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #8-32,M4
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Black

SC018705B

Price Range
$0.6617 - $0.1072

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.187 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #12-24,M5
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Black

SC018715B

Price Range
$0.7732 - $0.1193

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.187 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #12-24,M5
Straight Cap - Cap Inside Diameter - 6.4 mm | 0.250 in ; ; Natural

SC025010A

Price Range
$1.1837 - $0.1831

Stock Levels
1750 In stock
Attributes
  • Cap Inside Diameter
    0.250 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    5/16-18
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; ; Natural

SC029505A

Price Range
$1.1837 - $0.1831

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M8
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; ; Natural

SC029510A

Price Range
$1.341 - $0.2071

Stock Levels
5000 In stock
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M8