Filter by
Expansion Plugs with Bypass
A
B
C
D
E
F
G
H
J
Use the bypass tube on these plugs to add air, water, and other fluid to your pipeline or to relieve pressure while testing. Maximum air back pressure is the amount of pressure a plug can withstand without moving. Maximum water back pressure refers to the pressure resulting from the height of the water above the plug.
Style G and Style J plugs have a Schrader valve, which has an internal spring that holds the valve shut until you depress the pin, providing control over air flow.
For Pipe | Max. Back Pressure | Material | Bypass | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Size | ID | Air, psi | Water, ft. of head | O'all Ht. | Temp. Range, °F | Seal | Bypass Cap | Pipe Size | Thread Type | Thread Size | Gender | For Tube ID | Tube Connection Type | Each | |
Style A | |||||||||||||||
Aluminum Stem | |||||||||||||||
1 1/2 | 1.53"-2.25" | 125 | 288 | 8 1/4" | -20° to 170° | Natural Rubber | Metal | 3/8 | NPS | __ | Male | __ | __ | 0000000 | 000000 |
2 | 1.79"-2.38" | 125 | 288 | 8 1/4" | -20° to 170° | Natural Rubber | Metal | 3/8 | NPS | __ | Male | __ | __ | 0000000 | 00000 |
3 | 2.77"-3.25" | 125 | 288 | 8 1/4" | -20° to 170° | Natural Rubber | Metal | 3/8 | NPS | __ | Male | __ | __ | 0000000 | 00000 |
4 | 3.85"-4.25" | 35 | 81 | 8 1/4" | -20° to 170° | Natural Rubber | Metal | 1/2 | NPS | __ | Male | __ | __ | 0000000 | 00000 |
Style B | |||||||||||||||
Steel Stem | |||||||||||||||
6 | 5.80"-6.50" | 20 | 46 | 12" | 35° to 210° | Natural Rubber | Metal | 1/2 | NPS | __ | Male | __ | __ | 0000000 | 000000 |
Style C | |||||||||||||||
Iron Stem | |||||||||||||||
1/2 | 0.47"-0.50" | Not Rated | 46 | 4 1/4" | 30° to 150° | Natural Rubber | Metal | 1/16 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
3/4 | 0.72"-0.75" | Not Rated | 46 | 5 1/8" | 30° to 150° | Natural Rubber | Metal | 1/8 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
1 | 0.97"-1.00" | Not Rated | 46 | 5" | 30° to 150° | Natural Rubber | Metal | 1/4 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
2 | 1.75"-2.00" | Not Rated | 34 | 10 3/8" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
3 | 2.75"-3.00" | Not Rated | 34 | 10 1/2" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
4 | 3.63"-4.00" | Not Rated | 23 | 10 1/8" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
5 | 4.50"-5.00" | Not Rated | 23 | 12 5/8" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
6 | 5.50"-6.00" | Not Rated | 23 | 12 1/2" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
8 | 7.50"-8.00" | Not Rated | 4 | 14 3/4" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 000000 |
10 | 9.50"-10.00" | Not Rated | 4 | 14 7/8" | 30° to 150° | Natural Rubber | Metal | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 000000 |
12 | 11.50"-12.00" | Not Rated | 4 | 14 5/8" | 30° to 150° | Natural Rubber | Metal | 1 | NPT | __ | Male | __ | __ | 0000000 | 000000 |
Style D | |||||||||||||||
Plastic Stem | |||||||||||||||
1 1/2 | 1.42"-1.93" | 50 | 115 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
2 | 1.93"-2.36" | 40 | 92 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
2 1/2 | 2.40"-2.76" | 30 | 69 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
3 | 2.87"-3.31" | 15 | 34 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
4 | 3.54"-4.25" | 15 | 34 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
5 | 4.72"-5.37" | 12 | 27 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
6 | 5.50"-6.29" | 10 | 23 | 4 1/2" | -40° to 180° | Natural Rubber | Plastic | 1/2 | NPT | __ | Male | __ | __ | 0000000 | 00000 |
Style E | |||||||||||||||
Stainless Steel Stem | |||||||||||||||
1/2 | 0.48"-0.53" | 10 | 24 | 3 1/2" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
5/8 | 0.60"-0.67" | 10 | 24 | 3 1/2" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
3/4 | 0.72"-0.79" | 10 | 24 | 3 1/2" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
7/8 | 0.81"-0.89" | 10 | 24 | 3 1/2" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
Style F | |||||||||||||||
Stainless Steel Stem | |||||||||||||||
1 | 0.94"-1.03" | 10 | 24 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
1 1/8 | 1.06"-1.17" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
1 1/4 | 1.21"-1.33" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
__ | 1.32"-1.45" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
1 1/2 | 1.44"-1.58" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
1 3/4 | 1.70"-1.87" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
2 | 1.92"-2.14" | 5 | 12 | 4" | -40° to 250° | Neoprene Rubber | __ | __ | __ | __ | __ | 1/4" | Barbed | 0000000 | 000000 |
Style G | |||||||||||||||
Steel Stem | |||||||||||||||
1 | 0.94"-1.03" | 10 | 23 | 3 3/4" | -40° to 210° | Neoprene Rubber | Plastic | __ | Schrader Valve | 0.305"-32 | __ | __ | __ | 00000000 | 000000 |
1 1/2 | 1.44"-1.58" | 10 | 23 | 4" | -40° to 210° | Neoprene Rubber | Plastic | __ | Schrader Valve | 0.305"-32 | __ | __ | __ | 00000000 | 000000 |
2 1/2 | 2.44"-2.71" | 5 | 12 | 4 15/16" | -40° to 210° | Neoprene Rubber | Plastic | __ | Schrader Valve | 0.305"-32 | __ | __ | __ | 00000000 | 000000 |
Style H | |||||||||||||||
Plastic Stem | |||||||||||||||
1/2 | 0.49"-0.60" | 100 | 231 | 2 15/16" | -40° to 180° | Natural Rubber | Plastic | 1/8 | BSPP | __ | Male | __ | __ | 0000000 | 00000 |
3/4 | 0.74"-0.90" | 100 | 231 | 2 15/16" | -40° to 180° | Natural Rubber | Plastic | 1/8 | BSPP | __ | Male | __ | __ | 0000000 | 00000 |
1 | 0.98"-1.20" | 100 | 231 | 2 15/16" | -40° to 180° | Natural Rubber | Plastic | 1/8 | BSPP | __ | Male | __ | __ | 0000000 | 00000 |
1 1/4 | 1.23"-1.45" | 50 | 115 | 2 15/16" | -40° to 180° | Natural Rubber | Plastic | 1/8 | BSPP | __ | Male | __ | __ | 0000000 | 00000 |
Style J | |||||||||||||||
Steel Stem | |||||||||||||||
3/4 | 0.72"-0.79" | 10 | 23 | 3 7/16" | -40° to 210° | Neoprene Rubber | Plastic | __ | Schrader Valve | 0.305"-32 | __ | __ | __ | 00000000 | 000000 |
7/8 | 0.81"-0.89" | 10 | 23 | 3 5/8" | -40° to 210° | Neoprene Rubber | Plastic | __ | Schrader Valve | 0.305"-32 | __ | __ | __ | 00000000 | 000000 |