Product details:

Diaphragm Pump Features Max. fluid temperature: 140F/60C Port sizes; 3/4" inlet, 3/4" outlet Pump shaft rotation:bi-rotational Cups: Leather standard ( fabric-reinforced (F) and Buna-N available) Recommended to be used with Pulsation Dampener 3375-0015-2 Weight: 18lbs. /8.2 kg