Parker 0R37B Quick 3 8 in Exhaust Valves 0R Series 22N872 13 in Connection Orientation Offset 13 in Connection Orientation Offset Tang Screw Finish Zinc Plated Maximum Operating Temperature 194 Degrees F UL Standard UL 486A 486B Hole Spacing Not Applicable Number of Conductors 1 Special Features Notched V Bottom Collar F842B 10K B9 Speed Reducer Type C Face Bearings Ball Output Torque @ 4 HP 1006 in lb Duty Standard Nominal Output rpm 175 rpm Motor Frame Designation 180TC 210C Overhung Load Capacity 525 ft lb Housing Material Finish Powder Coated Epoxy Paint Bearing Type Ball Maximum Output Speed 175 RPM Output Shaft Type Round Maximum Output Torque 1006 in lb Base to Center 1 0R Quick Exhaust Valves can also be used as shuttle valves cylinder stroke speed will be reduced