
REGO A7853A-74 Pneumatic Emergency Dump Valve Palm Push Button Switch
Part/SKU: A7853A-74
$453.78
Only 2 left in stock
Available to order: 2.
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Choose the valve around the transfer or shutoff duty, paying attention to the flow path, sealing materials and how the handle will be operated.
| Product type | Globe, angle and hose-end shutoff valves |
|---|---|
| Part / SKU | A8017DH |
Service reminder: Read the model’s actual LP gas rating. A WOG marking alone does not establish suitability for every gas application.
Have gas-system installation and service completed by qualified personnel. Use the current instructions for the exact model and the requirements that apply at the installation location.
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Engineered Controls A8017DH – 1-1/4″ × 1″ Liquid Withdrawal Valve for LP & NH3 SystemsThe Engineered Controls A8017DH is a high-capacity liquid withdrawal valve designed for bulk LP-gas and NH3 (anhydrous ammonia) containers. Engineered for safe and efficient transfer operations, this valve includes an integral excess flow valve, a soft-seated automatic differential back-pressure check, and V-ring spring-loaded stem sealsfor long service life and minimal maintenance.Built for demanding industrial liquid transfer environments, this valve prevents excessive pressure buildup, protects against liquid/vapor entrapment, and increases hose life by controlling surge pressures. The A8017DH includes two 1/4″ NPT accessory ports for pressure gauges, vent valves, hydrostatic relief valves, or instrumentation.⭐ Key FeaturesIntegral excess flow valve provides maximum flow with minimal pressure dropBack-check valve built into the shutoff body — no separate relief valve needed1-1/4″ M NPT inlet × 1″ FNPT outlet for high-capacity transfer operationsResilient seat disc assembly supports bubble-tight shutoffSoft-seated differential back-pressure check protects against pressure surgeV-ring spring-loaded stem seals — no field adjustment or repacking requiredTwo 1/4″ NPT accessory ports (top & side) for vent, gauge, or hydrostatic relief valveProtects hoses from entrapment of LP or NH3 liquid/vaporExcess flow seat is fully contained to prevent damage from external impact⭐ Ideal ApplicationsBulk LP gas storage tanksNH3 (anhydrous ammonia) agricultural facilitiesIndustrial liquid withdrawal systemsLiquid transfer vehicle operationsPropane & ammonia processing plants
| Part / SKU | A8017DH |
|---|
Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.
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