Product information "Check Valve Cartridge, 2/pk for Waters 2690, 2690D, 2695, 2695D, 2790, 2795, 2796, Alliance"
Compatibility: Waters 2690, 2690D, 2695, 2695D, 2790, 2795, 2796, Alliance
OEM: WAT270941
OEM: WAT270941