Intake Valve Plate For Leybold D16B D16BCS and D25B D25BCS Trivac Rotary Vane Dual Stage Mechanical Vacuum Pumps.
This Intake Valve Plate For Leybold D16B D16BCS and D25B D25BCS Trivac Rotary Vane Dual Stage Mechanical Vacuum Pumps. These plates are needed below the intake flange when two O-ring grooved surfaces come in contact.
