First Thread Protection Plugs
In stock
First Thread Protection Plugs are used to provide masking to the first thread of standard female threads. They feature an ergonomic pull-tab that allows for simple installation and removal.
Suitable for a range of masking applications that include; powder coating. e-coating, plating and anodizing.
The range is available in different material options. Silicone is a premium masking material due to its high temperature rating. EPDM is an economical material with lower heat resistance, but superior chemical resistance. Both material options can be used multiple times.
Materials: Silicone 600F (316C) and EPDM 425F (218C)Colors: Natural and BlackHardness: Durometer (Shore A) 50+5
Request a quote
For large volumes and customized products, add to your cart and click request a quote orcontact usand we will respond in 24 hours or next business day
Filter or Search Variants
Use the filters or search below to find what you're looking for
Imperial
Metric
Sort by
NoneFirst Thread Protection Plug - Compatible Thread Sizes - 7/16-14 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 10 mm | 0.392 in
- Price Range
- $1.2405 - $0.2009
- Stock Levels
- 750 In stock
Attributes
-
Fitting Height
0.350 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
7/16-14 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 5/16-18 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 7.1 mm | 0.278 in
- Price Range
- $0.9423 - $0.1526
- Stock Levels
- 11955 In stock
Attributes
-
Fitting Height
0.200 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
5/16-18 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M6 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 5.3 mm | 0.208 in
- Price Range
- $0.8846 - $0.1436
- Stock Levels
- 31000 In stock
Attributes
-
Fitting Height
0.197 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M6 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 1/2-13 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 11.5 mm | 0.451 in
- Price Range
- $1.3674 - $0.2216
- Stock Levels
- 3000 In stock
Attributes
-
Fitting Height
0.350 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
1/2-13 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 1/4-20 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 5.5 mm | 0.218 in
- Price Range
- $0.6144 - $0.0993
- Stock Levels
- 46000 In stock
Attributes
-
Fitting Height
0.200 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
1/4-20 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M16 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 14.5 mm | 0.570 in
- Price Range
- $2.2821 - $0.3698
- Stock Levels
- 75 In stock
Attributes
-
Fitting Height
0.450 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M16 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 1/4-20 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 5.5 mm | 0.218 in
- Price Range
- $0.8754 - $0.1419
- Stock Levels
- 33875 In stock
Attributes
-
Fitting Height
0.200 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
1/4-20 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 3/8-16 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 8.6 mm | 0.340 in
- Price Range
- $1.3259 - $0.2145
- Stock Levels
- 250 In stock
Attributes
-
Fitting Height
0.260 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
3/8-16 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M20 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 18.4 mm | 0.724 in
- Price Range
- $4.5732 - $0.7415
- Stock Levels
- 500 In stock
Attributes
-
Fitting Height
0.512 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M20 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 3/8-16 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 8.6 mm | 0.340 in
- Price Range
- $0.9263 - $0.15
- Stock Levels
- 2750 In stock
Attributes
-
Fitting Height
0.260 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
3/8-16 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M20 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 18.4 mm | 0.724 in
- Price Range
- $3.2106 - $0.5175
- Stock Levels
- In production
Attributes
-
Fitting Height
0.512 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M20 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 7/16-14 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 10 mm | 0.392 in
- Price Range
- $1.7717 - $0.2865
- Stock Levels
- 294 In stock
Attributes
-
Fitting Height
0.350 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
7/16-14 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M12 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 10.8 mm | 0.426 in
- Price Range
- $1.3514 - $0.2187
- Stock Levels
- 7726 In stock
Attributes
-
Fitting Height
0.346 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M12 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 5/16-18 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 7.1 mm | 0.278 in
- Price Range
- $0.6606 - $0.1068
- Stock Levels
- 4000 In stock
Attributes
-
Fitting Height
0.200 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
5/16-18 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M8 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 7.2 mm | 0.283 in
- Price Range
- $0.6675 - $0.1082
- Stock Levels
- 752 In stock
Attributes
-
Fitting Height
0.197 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M8 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M16 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 14.5 mm | 0.570 in
- Price Range
- $3.2567 - $0.5291
- Stock Levels
- 153 In stock
Attributes
-
Fitting Height
0.450 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M16 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M10 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 9.1 mm | 0.358 in
- Price Range
- $1.3188 - $0.2136
- Stock Levels
- 500 In stock
Attributes
-
Fitting Height
0.276 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M10 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M6 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 5.3 mm | 0.208 in
- Price Range
- $0.6213 - $0.1005
- Stock Levels
- 31200 In stock
Attributes
-
Fitting Height
0.197 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M6 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M10 ; Maximum Temperature - 218.3 °C | 425 °F ; Maximum Taper Diameter - 9.1 mm | 0.358 in
- Price Range
- $0.924 - $0.1496
- Stock Levels
- 6000 In stock
Attributes
-
Fitting Height
0.276 in -
Maximum Temperature
425 °F -
Colour
Black -
Compatible Thread Sizes (All)
M10 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - 1/2-13 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 11.5 mm | 0.451 in
- Price Range
- $1.9565 - $0.3165
- Stock Levels
- 500 In stock
Attributes
-
Fitting Height
0.350 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
1/2-13 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M8 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 7.2 mm | 0.283 in
- Price Range
- $0.9518 - $0.1542
- Stock Levels
- 1000 In stock
Attributes
-
Fitting Height
0.197 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M8 -
Fitting Style
Push Fit
First Thread Protection Plug - Compatible Thread Sizes - M12 ; Maximum Temperature - 315.6 °C | 600 °F ; Maximum Taper Diameter - 10.8 mm | 0.426 in
- Price Range
- $1.9286 - $0.312
- Stock Levels
- 1900 In stock
Attributes
-
Fitting Height
0.346 in -
Maximum Temperature
600 °F -
Colour
Natural -
Compatible Thread Sizes (All)
M12 -
Fitting Style
Push Fit