Boss Hydraulic Manufacturing the BHP Series Tandem Pump With “OLDHAM COUPLING”Connection. Benefits of this OLDHAM COUPLING:

• Rear Pump Interchangeability with any Combination(CC) of Tandem Pumps.
• Both pumps can be used at peak pressure
• The Protrusion parts of the Tang shaft seats in properly with Coupling.
• Since it is OLDHAM COUPLING, even if the motor- bell housing pump( 1st) and the 2nd pump are misaligned the functioning won’t be affected
• The user or customer can change the pump whichever is worn out at the time of replacement.
• The life of pumps are more , as the Oldham coupling takes care of the pump in its alignment, The Guide bush life is fantastic, Volumetric efficiency is maintained for the direct coupling pumps.