Check Valve Assembly 303401 High Quality WaterWaterjet-Quartz-High-Pressure-Water-Jet-Cutter-With-Abrasive-p.html target='_blank'>Jet Cutting Machines Parts

The Check Valve Assembly (OEM #303401) is the internal inlet check valve used in Pump-5-Axis-Waterjet-Cutting-Machine-For-Carbon-Fiber-p.html target='_blank'>Waterjet Pumps to prevent backflow during the intensifier’s suction stroke. It replaces earlier assemblies (301641) and must be used in conjunction with the updated liquid displacer (303294) to avoid pump damage. The kit includes the valve body, ceramic balls, seats, various retainers, seals, backup rings, O-rings, and fittings.

Qty	OEM Part	Description
1	303251	Check Valve Body
2	300640	Seat
2	200904	Ceramic Ball
1	301873	Check Valve Retainer
2	201277	Flat Washer
2	300734	Screw
1	300735	Static Backup Ring
1	300733	Static Seal
1	200909	O-Ring
1	303252	Inlet Retainer
1	303293	Inlet Retainer Nut
1	303274	Support Ring
1	301639	Ring Seal
1	200515	Fitting