1. Rotation Direction: Whether the pump rotate clockwise or counterclockwise when viewed from the motor end (the arrangement of the pump room is involved here).

From the motor side: if the pump rotates counterclockwise, the pump inlet is on the left and the outlet is on the right; if the pump rotates clockwise, the pump inlet is on the right and the outlet is on the left.

2. Sealing form:split case pumpis packing seal,  soft packing seals or mechanical seals.

3. Bearing lubrication method: whether the split case pump is grease lubrication or thin oil lubrication . (all split case pumps in our company have marked the lubrication method ).