Triplex Mud Pumps Dynapro Pumps TPZ Series are designed in compliance with API 674 & API 7K Standards, Latest Edition.

Power End Frames

• Nodular iron one piece construction for added strength and durability
• Double extended Jackshaft design allows for left-hand or right-hand drive and easy conversion
• Double-row-spherical roller bearings carry eccentric.

Crankshafts

• Nodular iron material of construction for eccentric
• Designed for use with double-row-spherical roller bearings to carry higher crankshaft/rod loads.

Crossheads

• Nodular iron material of construction
• Polished stainless steel crosshead stubs for long seal life
• Double sealed crosshead stub seals to prevent oil loss and oil contamination
• Replaceable bronze crosshead slides.

Connecting Rods

• Nodular iron material of construction
• Dual roller bearing design.

Lubrications

• Full splash with oil pump to feed lubrication to all moving parts, keeping the oil constantly circulated and cooled
• Oil sight gauge allows quick convenient observation of power end oil level when running or idle.

Fluid Cylinders

• Heat-treated alloy steel material; interchangeable
• Three-rib API-7 urethane insert valves and seats
• Replaceable-type element oil filter and oil pressure gauge
• Threaded valve covers
• Plated piston rods
• Complete piston washing and lubricating system.

Performance Envelope-
Design Standard – API 674 & API-7K, Latest Edition.
Design Pressure Rating – Up to 5000 psig.
Temperature Rating – 90 °C.
Flowrate – Up to 1200 USgpm.