Kunkle Iron Relief Valves For Air, Non-Hazardous Gas
Model #6252, 6254

Features:

• Heavy-duty construction of high quality cast iron with bronze or stainless steel semi-nozzle trim
• Dual control rings offer easy adjustability for precision opening with minimum preopen or simmer and exact blow-down control
• Heavy-duty lift lever assembly.

Service:

• Steam boiler and generators
• Pressure reducing stations
• Air/Gas compressors – reciprocating or rotary
• Pressure vessels – including tanks, receivers, intercoolers, oil-gas separators, lines

Specifications:

• Sizes: 1-1/2 thru 6 inch
• Pressure Limits: 250 PSIG – 406°F