AR20821 MINI-MATIC UNLOADER 2600 PSI 1/2 " FPT INLET IGNITION COIL oil-bath crankcase

oil-bath crankcase

if there is any question on which unloader to select in borderline cases

Comes standard with NEMA 56C electric motor

ST-40 22mm x 3/8" MPT S

Consider upsizing the hose on your surface cleaner to 3/8" ID for increased speed and efficiency

AR20821 MINI-MATIC UNLOADER 2600 PSI 1/2 " FPT INLET IGNITION COIL oil-bath crankcaseAR20821 Mini Matic unloader 2600 psi 1 2 " FPT inlet Features: Unloader features bolt on design with internal bypass System adjustable pressure releases pressure in pump head when in bypass, protecting from over pressurization. Eliminates bypass hose and fittings. Garden hose filter inlet Molded plastic adjusting knob is designed for user comfort brass body with stainless steel plungers and springs. Specifications: For AR pump series XM and XT Flow: 2