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High Pressure Stopper
Designed for pressure testing up to 5,000 PSI. Special "twin Cone" grips provide 100% contact with the pipe wall and minimize tube wall contact.
COB Advantages
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Schedule 40, 80, 160 and special sizes available.
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Easy installation and removal. |
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Case hardened steel - cadmium plated |
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| Note: Small bore model for 0480" to 1.125" inside diameter
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Schedule 40 |
Schedule 80 |
Schedule 160 |
Normal Size |
Maximum Operating Pressure
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Stem Diameter
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Unit Weight
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| Item Number |
Item Number |
Item Number |
(IPS) |
(PSIG) |
Inches |
(LBS) |
| 0400.50 |
0800.50 |
1600.50 |
0.50" |
5000
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0.500
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0.5
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| 0400.75 |
0800.75 |
1600.75 |
0.75"
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5000 |
0.500
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0.5
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| 0401.00 |
0801.00 |
1601.00 |
1.00"
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5000
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0.500
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0.5
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| 0401.25 |
0801.25 |
1601.25 |
1.25"
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5000
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0.625
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1.0
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| 0401.50 |
0801.50 |
1601.50 |
1.50"
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4000
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0.875
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2.0
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| 0402.00 |
0802.00 |
1602.00 |
2.00"
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4000
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0.875
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3.0
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| 0402.50 |
0802.50 |
1602.50 |
2.50"
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4000
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0.875
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4.0
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| 0403.00 |
0803.00 |
1603.00 |
3.00"
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3500
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1.250
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5.0
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| 0403.50 |
0803.50 |
1603.50 |
3.50"
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3500
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1.250
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7.0
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| 0404.00 |
0804.00 |
0404.00 |
4.00"
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3000
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1.250
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8.0
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| 0406.00 |
0806.00 |
1606.00 |
6.00"
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2000
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1.500
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21.0
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| 0408.00 |
0808.00 |
1608.00 |
8.00"
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1500
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1.500
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32.0
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