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High Temperature Tapered Plugs

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High Temperature Tapered Plugs are available as a solid plug or with a hollow core to aid in the compression to fit threaded or unthreaded holes. Its tapered design enables the plug to expand and adapt to the shape of the hole as it is heated, ensuring a firm and tight fit even at high temperatures. Its hardness and strength block gas, water, or chemicals from entering pipes or tubes. These reusable plugs come in a premium high temp silicone material or an economical reduced temp EPDM material.

Silicone: high-quality masking material that can withstand temperatures up to 600F | 316C. EDPM is a reusable and somewhat less expensive material, making it slightly less resistant to high temperatures but of superior chemical resistance. It can withstand temperatures up to 425F | 218C. Used in chemical, machining applications and industrial equipment.

  • Material: Silicone, EPDM
  • Colour: Yellow, Blue, Red, Purple, Green, Grey, Pink, Black, Natural

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153 results
Product SKUs information
Item Code Price range Availability Maximum Taper Diameter Minimum Taper Diameter Temperature Range View
$0.576 - $3.7318 3150 In stock
0.625 in
0.437 in
600 °F
$4.2018 - $27.1795 600 In stock
1.772 in
1.457 in
600 °F
$0.1234 - $0.7613 77 In stock
0.250 in
0.125 in
600 °F
$1.1872 - $7.6988 973 In stock
0.938 in
0.719 in
600 °F
$0.7141 - $4.6133 1500 In stock
0.669 in
0.512 in
600 °F
$6.5232 - $42.2532 25 In stock
2.203 in
1.875 in
600 °F
$0.1558 - $0.958 5960 In stock
0.343 in
0.187 in
600 °F
$1.0872 - $7.0229 680 In stock
0.787 in
0.625 in
600 °F
$0.2501 - $1.5457 1000 In stock
0.375 in
0.250 in
600 °F
$2.1365 - $13.8394 565 In stock
1.250 in
1.031 in
600 °F
$1.5752 - $10.1959 968 In stock
1.063 in
0.906 in
600 °F
$0.5586 - $3.6144 2372 In stock
0.590 in
0.393 in
600 °F
$2.9678 - $19.2168 293 In stock
1.456 in
1.188 in
600 °F
$0.0852 - $0.526 2900 In stock
0.187 in
0.063 in
600 °F
$0.0712 - $0.4409 8000 In stock
0.125 in
0.063 in
600 °F
$0.776 - $4.9954 Request the lead time here
0.748 in
0.562 in
600 °F
$7.9042 - $51.0976 241 In stock
2.500 in
2.125 in
600 °F
$1.7158 - $11.088 69 In stock
1.456 in
1.180 in
425 °F
$2.4659 - $15.9598 50 In stock
1.772 in
1.457 in
425 °F
$3.5268 - $22.8931 54 In stock
2.203 in
1.890 in
425 °F
  • of 8
Masking Tapered Plug - Minimum Compatible Hole Diameter - 11.1 mm | 0.437 in; Maximum Compatible Hole Diameter - 15.9 mm | 0.625 in; Push Fit; Silicone

STP043062

Price Range
$3.7318 - $0.576

Stock Levels
3150 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Green
  • Compatible Thread Standard
    Metric Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 37 mm | 1.457 in; Maximum Compatible Hole Diameter - 45 mm | 1.772 in; Push Fit; Silicone

STP145177

Price Range
$27.1795 - $4.2018

Stock Levels
600 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Red
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 3.2 mm | 0.125 in; Maximum Compatible Hole Diameter - 6.4 mm | 0.250 in; Push Fit; Silicone

STP012025

Price Range
$0.7613 - $0.1234

Stock Levels
77 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Grey
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 18.3 mm | 0.719 in; Maximum Compatible Hole Diameter - 23.8 mm | 0.938 in; Push Fit; Silicone

STP071094

Price Range
$7.6988 - $1.1872

Stock Levels
973 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Yellow
  • Minimum Taper Diameter
    0.719 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 13 mm | 0.512 in; Maximum Compatible Hole Diameter - 17 mm | 0.669 in; Push Fit; Silicone

STP051067

Price Range
$4.6133 - $0.7141

Stock Levels
1500 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Pink
  • Minimum Taper Diameter
    0.512 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 47.6 mm | 1.875 in; Maximum Compatible Hole Diameter - 56 mm | 2.203 in; Push Fit; Silicone

STP189220

Price Range
$42.2532 - $6.5232

Stock Levels
25 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Blue
  • Minimum Taper Diameter
    1.875 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 4.7 mm | 0.187 in; Maximum Compatible Hole Diameter - 8.7 mm | 0.343 in; Push Fit; Silicone

STP018034

Price Range
$0.958 - $0.1558

Stock Levels
5960 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Blue
  • Compatible Thread Standard
    Metric Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 15.9 mm | 0.625 in; Maximum Compatible Hole Diameter - 20 mm | 0.787 in; Push Fit; Silicone

STP062078

Price Range
$7.0229 - $1.0872

Stock Levels
680 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Red
  • Compatible Thread Standard
    Metric Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 6.4 mm | 0.250 in; Maximum Compatible Hole Diameter - 9.5 mm | 0.375 in; Push Fit; Silicone

STP025037

Price Range
$1.5457 - $0.2501

Stock Levels
1000 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Yellow
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 26.2 mm | 1.031 in; Maximum Compatible Hole Diameter - 31.8 mm | 1.250 in; Push Fit; Silicone

STP102126

Price Range
$13.8394 - $2.1365

Stock Levels
565 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Purple
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 23 mm | 0.906 in; Maximum Compatible Hole Diameter - 27 mm | 1.063 in; Push Fit; Silicone

STP090106

Price Range
$10.1959 - $1.5752

Stock Levels
968 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Green
  • Minimum Taper Diameter
    0.906 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 10 mm | 0.393 in; Maximum Compatible Hole Diameter - 15 mm | 0.590 in; Push Fit; Silicone

STP039059

Price Range
$3.6144 - $0.5586

Stock Levels
2372 In stock
Attributes
  • Plug Style
    Hollow
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Purple
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 30.2 mm | 1.188 in; Maximum Compatible Hole Diameter - 37 mm | 1.456 in; Push Fit; Silicone

STP118145

Price Range
$19.2168 - $2.9678

Stock Levels
293 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Blue
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 1.6 mm | 0.063 in; Maximum Compatible Hole Diameter - 4.7 mm | 0.187 in; Push Fit; Silicone

STP006018

Price Range
$0.526 - $0.0852

Stock Levels
2900 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Pink
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 1.6 mm | 0.063 in; Maximum Compatible Hole Diameter - 3.2 mm | 0.125 in; Push Fit; Silicone

STP006012

Price Range
$0.4409 - $0.0712

Stock Levels
8000 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Green
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 14.3 mm | 0.562 in; Maximum Compatible Hole Diameter - 19 mm | 0.748 in; Push Fit; Silicone

STP055075

Price Range
$4.9954 - $0.776

Stock Levels
Request the lead time here
Attributes
  • Plug Style
    Hollow
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Grey
  • Compatible Thread Standard
    UNC Threads
Masking Tapered Plug - Minimum Compatible Hole Diameter - 54 mm | 2.125 in; Maximum Compatible Hole Diameter - 63.5 mm | 2.500 in; Push Fit; Silicone

STP212252

Price Range
$51.0976 - $7.9042

Stock Levels
241 In stock
Attributes
  • Plug Style
    Solid
  • Fitting Style
    Push Fit
  • Full Material
    Silicone
  • Colour
    Yellow
  • Minimum Taper Diameter
    2.125 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 30 mm | 1.180 in; Maximum Compatible Hole Diameter - 37 mm | 1.456 in; Push Fit; EPDM

HSTP118145C

Price Range
$11.088 - $1.7158

Stock Levels
69 In stock
Attributes
  • Plug Style
    Hollow
  • Fitting Style
    Push Fit
  • Full Material
    Ethylene Propylene Diene Monomer
  • Colour
    Black
  • Minimum Taper Diameter
    1.180 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 37 mm | 1.457 in ; EPDM ; Maximum Compatible Hole Diameter - 45 mm | 1.772 in Push Fit

HSTP145177C

Price Range
$15.9598 - $2.4659

Stock Levels
50 In stock
Attributes
  • Plug Style
    Hollow
  • Fitting Style
    Push Fit
  • Full Material
    Ethylene Propylene Diene Monomer
  • Colour
    Black
  • Minimum Taper Diameter
    1.457 in
Masking Tapered Plug - Minimum Compatible Hole Diameter - 48 mm | 1.890 in; Maximum Compatible Hole Diameter - 56 mm | 2.203 in; Push Fit; EPDM

HSTP189220C

Price Range
$22.8931 - $3.5268

Stock Levels
54 In stock
Attributes
  • Plug Style
    Hollow
  • Fitting Style
    Push Fit
  • Full Material
    Ethylene Propylene Diene Monomer
  • Colour
    Black
  • Minimum Taper Diameter
    1.890 in