USED BH800 II CAT 398

Pump Model: BH-800
Pump Type: Triplex reciprocating mud pump
Service: Drilling mud circulation
Duty: Continuous drilling service
Rated Power: 800 HP
Stroke Length: 8.5 in
Speed Range: 60 – 120 SPM
Rated Rod Load: ~20,000 – 22,000 lb
Crosshead: Heavy-duty guided
Crankshaft: Forged alloy steel
Bearings: Heavy-duty roller bearings
Lubrication: Forced-pressure lubrication system
Type: Forged steel fluid end
Typical Liner Sizes:
5.0 in
5.0 in
5.5 in
5.5 in
6.0 in
6.0 in
6.5 in
6.5 in
Valves: 4-web oilfield-style valves
Pistons: Replaceable bonded rubber pistons
Suction / Discharge: Flanged connections
(Actual output depends on liner size, SPM, mud weight, and pressure)
Maximum Pressure: up to 5,000 psi (small liners)
Maximum Flow: up to 800 GPM (large liners, low pressure)
Manufacturer: Caterpillar
Engine Model: CAT 398
Configuration: V-8, 4-stroke diesel
Aspiration: Turbocharged & aftercooled
Fuel Type: Diesel
Duty Rating: Continuous heavy-duty oilfield service
(Typical industrial ratings)
Rated Power: 900 – 1,100 HP
Rated Speed: 1,200 – 1,600 RPM
Torque Characteristic: High torque at low RPM (ideal for mud pump duty)
Torque Rise: ~25%