< Hydrostatic Testing
High Pressure Plug Accessories

Key Features & Benefits
- Multi-size range use (6 plugs will cover pipe sizes from 4 in. to 42 in.)
- The rubber and metal is bonded, eliminating fears of separation or rolling off resulting from high back pressures
- Optimized design using steel, aramid and natural rubber to ensure longevity and robust construction
- Water must be used to pressurize these plugs due to high working pressure
- Removable and field repairable hardware
- Safety/Over-inflation device
- Made in USA
- Air is purged from the plug during inflation
- Air is purged from the test area (8 in.–12 in. to 38 in.–42 in. sizes)
Specifications
Brand: | Cherne |
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Plug Type: | Bypass |
More Specifications
Available in 3 variations
Frequently Asked Questions
Diaphragm Hydrostatic test pumps use oil in the engine, in the gear reduction unit, and in the pump itself. 30 weight motor oil is used for the engine and pump. The gear reduction unit uses 90 weight gear lube.
**Piston Pumps only use oil in the engine. (30 weight motor oil.)