KUNKLE**閥Models 40R, 40RL
Non-code Steam Service, Sentinel Relief Valves

KUNKLE**閥Model Descriptions
KUNKLE**閥Model 40R: 1/2-inch or 3/4-inch male NPT inlet with top discharge to give visible warning of system overpressure.
Model 40RL: Same as Model 40R with plain lift lever.Note: For other valves suitable for sentinel (warning) service, see Model 1 and Models 264, 265 Pressure and Temperature Limits
1 to 400 psig -60° to 850°FApplications