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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
SC012510A $0.129 - $0.3581 19000 In stock
0.125 in
1.000 in
600 °F
$0.1376 - $0.3822 6900 In stock
0.148 in
1.000 in
600 °F
$0.1876 - $0.5211 15000 In stock
0.187 in
1.500 in
600 °F
$0.1815 - $0.5044 2800 In stock
0.218 in
1.000 in
600 °F
$0.219 - $0.6084 7400 In stock
0.234 in
1.500 in
600 °F
SC029505A $0.2006 - $0.5571 5000 In stock
0.295 in
0.500 in
600 °F
$0.2508 - $0.6966 1000 In stock
0.295 in
1.500 in
600 °F
$0.1347 - $0.3739 19000 In stock
0.140 in
1.000 in
600 °F
$0.129 - $0.3581 5000 In stock
0.156 in
0.500 in
600 °F
SC017205A $0.1376 - $0.3822 1000 In stock
0.172 in
0.500 in
600 °F
$0.1691 - $0.4699 16000 In stock
0.187 in
1.000 in
600 °F
$0.3064 - $0.8511 2000 In stock
0.295 in
1.750 in
600 °F
$0.0703 - $0.1951 17620 In stock
0.070 in
1.000 in
425 °F
$0.021 - $0.1434 Request the lead time here
0.035 in
0.500 in
425 °F
$0.0901 - $0.2505 1000 In stock
0.125 in
1.000 in
425 °F
$0.0964 - $0.2675 2000 In stock
0.148 in
1.000 in
425 °F
$0.0642 - $0.1783 21567 In stock
0.100 in
0.500 in
425 °F
$0.1081 - $0.3002 4000 In stock
0.172 in
1.000 in
425 °F
SC018705B $0.1123 - $0.3121 Request the lead time here
0.187 in
0.500 in
425 °F
$0.0532 - $0.1478 22000 In stock
0.020 in
0.500 in
600 °F
  • of 10
Straight Cap - Cap Inside Diameter - 3.2 mm | 0.125 in ; ; Natural

SC012510A

Price Range
$0.3581 - $0.129

Stock Levels
19000 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 - 3.8 mm | 0.148 in ; ; Natural

SC014810A

Price Range
$0.3822 - $0.1376

Stock Levels
6900 In stock
Attributes
  • Cap Inside Diameter
    0.148 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M4
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Natural

SC018715A

Price Range
$0.5211 - $0.1876

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 - 5.5 mm | 0.218 in ; ; Natural

SC021810A

Price Range
$0.5044 - $0.1815

Stock Levels
2800 In stock
Attributes
  • Cap Inside Diameter
    0.218 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M6
Straight Cap - Cap Inside Diameter - 5.9 mm | 0.234 in ; ; Natural

SC023415A

Price Range
$0.6084 - $0.219

Stock Levels
7400 In stock
Attributes
  • Cap Inside Diameter
    0.234 in
  • Inside Height
    1.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    1/4-20
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; ; Natural

SC029505A

Price Range
$0.5571 - $0.2006

Stock Levels
5000 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

SC029515A

Price Range
$0.6966 - $0.2508

Stock Levels
1000 In stock
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 - 3.6 mm | 0.140 in ; ; Natural

SC014010A

Price Range
$0.3739 - $0.1347

Stock Levels
19000 In stock
Attributes
  • Cap Inside Diameter
    0.140 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M4,8-32
Straight Cap - Cap Inside Diameter - 4 mm | 0.156 in ; ; Natural

SC015605A

Price Range
$0.3581 - $0.129

Stock Levels
5000 In stock
Attributes
  • Cap Inside Diameter
    0.156 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #8-32,M4
Straight Cap - Cap Inside Diameter - 4.4 mm | 0.172 in ; ; Natural

SC017205A

Price Range
$0.3822 - $0.1376

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.172 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #10-24
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Natural

SC018710A

Price Range
$0.4699 - $0.1691

Stock Levels
16000 In stock
Attributes
  • Cap Inside Diameter
    0.187 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    #12-24,M5
Straight Cap - Cap Inside Diameter - 7.5 mm | 0.295 in ; ; Natural

SC029517A

Price Range
$0.8511 - $0.3064

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.295 in
  • Inside Height
    1.750 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Compatible Thread Sizes (All)
    M8
Straight Cap - Cap Inside Diameter - 1.8 mm | 0.070 in ; ; Black

SC007010B

Price Range
$0.1951 - $0.0703

Stock Levels
17620 In stock
Attributes
  • Cap Inside Diameter
    0.070 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #2-56,M2
Straight Cap - Cap Inside Diameter - 0.9 mm | 0.035 in ; Inside Height - 12.7 mm | 0.500 in ; Black

SC003505B

Price Range
$0.1434 - $0.021

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 - 3.2 mm | 0.125 in ; ; Black

SC012510C

Price Range
$0.2505 - $0.0901

Stock Levels
1000 In stock
Attributes
  • Cap Inside Diameter
    0.125 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #6-32
Straight Cap - Cap Inside Diameter - 3.8 mm | 0.148 in ; ; Black

SC014810C

Price Range
$0.2675 - $0.0964

Stock Levels
2000 In stock
Attributes
  • Cap Inside Diameter
    0.148 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M4
Straight Cap - Cap Inside Diameter - 2.5 mm | 0.100 in ; ; Black

SC010005B

Price Range
$0.1783 - $0.0642

Stock Levels
21567 In stock
Attributes
  • Cap Inside Diameter
    0.100 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    #4-40
Straight Cap - Cap Inside Diameter - 4.4 mm | 0.172 in ; ; Black

SC017210B

Price Range
$0.3002 - $0.1081

Stock Levels
4000 In stock
Attributes
  • Cap Inside Diameter
    0.172 in
  • Inside Height
    1.000 in
  • Maximum Temperature
    425 °F
  • Color
    Black
  • Compatible Thread Sizes (All)
    M5,12-24
Straight Cap - Cap Inside Diameter - 4.7 mm | 0.187 in ; ; Black

SC018705B

Price Range
$0.3121 - $0.1123

Stock Levels
Request the lead time here
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 - 0.5 mm | 0.020 in ; ; Natural

SC002005A

Price Range
$0.1478 - $0.0532

Stock Levels
22000 In stock
Attributes
  • Cap Inside Diameter
    0.020 in
  • Inside Height
    0.500 in
  • Maximum Temperature
    600 °F
  • Color
    Natural
  • Fitting Style
    Push-Fit