 Product Category: Check Valves |
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Pneumatic Check Valves
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Endurance Cycle Testing: Up to 100,000 cycles
Exceed environmental testing: MIL - STD - 810
Leakage: < 5 lbs./min
Temperature Range: -65ƒ to +650ƒ F (or higher)
Orkal carries multi-flapper check valves, which are the most effective choice for high reliability, simplistic design, low maintenance and a low number of components per assembly. These check valves provide reliable performance while utilizing envelope requirements and minimum weight.
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Air Start Valves
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Material: 300 Series Stainless Steel
Leakage max: .135 lbs./min.@ 53 PSIG
Temperature max: 485 degrees F (at above leakage rate)
Mounting Requirements as requested.
Orkal carries Air Start Check Valve assemblies, which are bi-petal valves used in aircraft pneumatic distribution systems in conjunction with an external pressure source for ground starting jet engines. The valves typically range in size from 3" to 5" utilizing a standard MS nipple configuration which is integral to the valve seat flange.
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Fuel Check Valves
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Weight: < 1 lb.
Environmental Per Mil - STD - 810
Cracking Pressure: > 1.3 inches H2O
Leakage: 5 drops/min
Temperature Range: -65ƒ to +160ƒ F
Orkal carries Fuel check valves, which can include unique single or multi-petal designs ranging in line sizes from 1" to 16". Mounting configurations utilize installation with housings or line insert. In these applications, Orkal can provide the valves with an elastomer bonded to the petal.
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