Part#: CTS-0068-csi , HPLC - Pump Head-Round Pump Head, Ball & Seat Check Valves, Tested Assy., Waters , Model(s): 501, 510, 590, M45

Part#: 00107-18008-csi , HPLC - Seal-Seal, GFP, High Pressure, Piston, Thermo Scientific , Model(s): Surveyor Plus

$61.15

Part#: 00950-01-00085-csi , HPLC - Check Valve-Check Valve Assembly, Inlet, Thermo Scientific , Model(s): Surveyor Plus

$197.27

Part#: 00950-01-00086-csi , HPLC - Check Valve-Check Valve, Primary Inlet, Thermo , Model(s): Surveyor

$198.24

Part#: 00950-01-00087-csi , HPLC - Piston/Plunger-Piston Assemply, Sapphire, Thermo Scientific , Model(s): Surveyor Plus

$118.36