Oil Nozzle - 4.50 30 BPS - Monarch Metric Sizes: 4

Metric Sizes: 4

Hex Size: 1/4"

The Hansen H5634R/250-P is a reduced capacity NH₃ (ammonia) pressure relief valve designed for industrial refrigeration systems

REMS 570770

Compatibility: Fits all standard arbors for power drills (stationary and portable)

Oil Nozzle - 4.50 30 BPS - Monarch Metric Sizes: 44. 50 30 BPS Monarch Oil Nozzle Monarch 4. 50 30 BPS oil nozzles are engineered for oil fired burners requiring variable firing rates with precise flow control. Manufactured to Monarch's exacting standards, these nozzles are designed for applications where burner output must be adjusted dynamically through pressure regulation rather than nozzle replacement. Technical Specifications Nominal Flow Rate: 4. 50 GPH Spray Angle: 30 Spray Pattern: BPS By