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The Baoji/Bomco F1000 Triplex mud pump has a max. working pressure of 5,000PSI and a 6-3/4" liner size. This model is the first choice for the medium and deep dr... More Info

The Baoji/Bomco F1600HL Triplex mud pump has a max. working pressure of 7,5000PSI and a displacement of 46.5L/S with 6" liner size. This model is the f... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Emsco/Bomco 1600 Mud Pump, Unitized 1600 Mud Pump Powered by Two GE 752 Motors Charging Pump, Liner Flush Pump, Relief Valve, Mud Gauge, Etc. ....Call For Price More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

Mud Pumps - 1 - Rebuilt Gardner Denver PZ-9 Mud Pump Package, New Caterpillar C-27, 1050 HP diesel engine. Belt-driven. comes with pulsation dampener, discharge block, precharge, li... More Info

Mud Pumps - 1 of 3 used Gardner Denver PZ-8 triplex mud pumps. This would be a good rebuildable core. We also have new, rebuilt and good used pumps and packages available for sale ... More Info

Mud Pumps - Mud Pump Parts & Complete Units: Liners, Pistons, Rubbers, Rods, Valves, Seats, Springs, Inserts (Bean, BJ, CAT, EMSCO, Ellis Williams, FMC, Failing, GASO, Gardner Denver... More Info

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Welcome to Pickett Oilfield’s mud pumps web page. Our company has been in the oil & gas drilling equipment industry for over 38 years, supplying new and used mud pumps and mud pump parts to customers in practically every producing region in the world. We are here to serve all your drilling equipment needs – if you don’t see it on this site, just give us a call or email. We can get it, if you need it!

Pickett Oilfield, LLC offers prospective buyers and extensive selection of quality new and used oil & gas drilling equipment, including mud pumps and parts to choose from at competitive prices. Browse our inventory of mud pumps and mud pump parts for sale at competitive rates.For more information or to request a quote, please Contact Us at 936-336-5154 or email to Sales@PickettOilfield.com.

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The 2,200-hp mud pump for offshore applications is a single-acting reciprocating triplex mud pump designed for high fluid flow rates, even at low operating speeds, and with a long stroke design. These features reduce the number of load reversals in critical components and increase the life of fluid end parts.

The pump’s critical components are strategically placed to make maintenance and inspection far easier and safer. The two-piece, quick-release piston rod lets you remove the piston without disturbing the liner, minimizing downtime when you’re replacing fluid parts.

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New W-440 ( IMPORT ) SINGLE-ACTING TRIPLEX MUD PUMP RATED INPUT POWER 324 KW (440 HP) RATED. STROKE PER MINUTE 320 STROKE/MINUTE(320SPM) STROKE 152.4MM(6″) GEAR RATIO 4.578:1 MAX. WORKING PRESSURE 35 MPA (5000 PSI) VALVE CHAMBER VALVE-OVER API 4# MAX. LINER DIA. 4 1/2″ MAX. LINER MUD PRESSURE(220 STROKE/MINUTE)16.9MPA DIA. OF SUCTION MANIFOLD, 6″ (150#) FLANGE DIA. OF DISCHARGE MANIFOLD 3″(900#)

MAG TRANSMISSION COPELAND / ALLISON 750 AUTOMATIC TRANSMISSION WITH SHIFTER. SKID 8" WIDE X 32" LONG THREE RUNNER (10" WIDE FLANGE BEAM) WITH OILFIELD LOADING HITCHES EACH END, FLOOR PLATED ENTIRE LENGTH OF SKID, CROSS MEMBERS, BUMPER BAR AT ENGINE END OF SKID. SKID SANDBLASTED TO SSPC-6 COMMERCIAL BLAST, PRIMED WITH A ZINC RICH PRIMER AND TOP COATED WITH TWO COATS OF URETHANE IN CUSTOMER CHOICE OF COLOR. DRIVE SHAFT 1710 DRIVE SHAFT WITH U-JOINTS, ADAPTER YOKES AND COMPANION FLANGE AT PUMP DRIVE INPUT. DRIVESHAFT GUARD FROM TRANSMISSION TO PUMP PINION INPUT.

PIPING FROM DISCHARGE OF CENTRIFUGAL PUMP TO SUCTION MANIFOLD OF TRIPLEX PUMP. LINER COOLING PUMP 1" X 1-1/2" CENTRIFUGAL PUMP (1-1/8" SHAFT) DRIVEN BY PINION SHAFT OF PUMP OPPOSITE SIDE THAN POWER INPUT. V-BELT DRIVE . SUCTION PIPING FROM PUMP LINER COOLING TANK AND DISCHARGE PIPING TO TRIPLEX PUMP LINER COOLING MANIFOLD.

7"-10" wide x 30" long x 4" high on a 34" skid. Mud Tank 200 Bbls and trap with 12"gas buster 1/4" crimp wall design two runner skid hinged walkway at sand trap end return trough in sand trap return piping to gas buster and discharge port in trough 4" clean out couplings, access ladders . Primed & painted.

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Inserting and pulling up pipe tubing from oil wells is a precise and challenging job that not every rig is up for. That’s why you need a mobile workover rig from Dragon to get it done right every time. Our workover rigs are state-of-the-art and ready to tackle even the harshest conditions. A workover rig is perfect for site preparation while a standard mobile oil rig can handle a variety of piping tasks. Need workover rig parts, or service on another mobile rig? Dragon has that covered with our parts selection, too. View all of our workover rigs and other drilling rigs today.

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Having a quality mud pump is a critical part of keeping your oil well drilling system running as smoothly as possible. Dragon carries a wide range of mud pumps for systems of all kinds and jobs of all sizes. We also carry a 50 BPM mud mixing table to make drilling fluid mixing more efficient and accurate so you can always get the job done safely and correctly. View our full well service pump and mud pump selection to find the right system for your job site, or check out the rest of our drilling rigs for even more options.

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Continental Emsco Drilling Products, Inc., which consisted of Emsco drilling machinery and Wilson mobile rigs, was purchased by National-Oilwell, Inc on July 7, 1999. To our knowledge, no pumps have been manufactured and sold under the Emsco brand name since National-Oilwell acquired them.

Fairbanks Morse pumps are currently manufactured in Kansas City, Kansas. Fairbanks Morse is a division of Pentair ever since August, 1997 when Pentair purchased the General Signal Pump Group.

Gaso pumps are manufactured by National Oilwell Varco. Gaso was acquired as "Wheatley Gaso" by National-Oilwell in the year 2000. At the time, Wheatley Gaso was owned by Halliburton.

Skytop Brewster pumps are no longer available as new pumps. Skytop Brewster(Cnsld Gold), a unit of Hansen PLC"s Consolidated Gold Fields subsidiary, was acquired while in bankruptcy by National-Oilwell, Inc. in November, 1999.

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There are three types of mud pumps, depending on the type of client and the size they want. For general, mud pumps, there are three basic types of mud pumps, depending on the type of client and budget. The piston pump is another compressed mud pump, which is a pushed electric compressor mud pumps and by compressed air.@@@@@

Electric mud pumps are largely divided into three categories, among them the electric mud pumps and the semi-trash mud pumps. The piston inflated mud pumps are also classified in terms of the type of mud pumps, among them are electric mud pumps and semi-trash mud pumps. In addition, the piston inflates mud and mud pumps will be inflated by the piston, which is inflated mud pumps.

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The NOV 12-P-160 Mud Pumps includes (3) Three New National 12-P-160 Triplex Mud Pumps 1600 HP, 7-1/4″ bore x 12″ stroke, single acting. 5000 PSI fluid ends. 1600 HP Bare Mud Pumps are currently configured for Offshore Service. The NOV 12-P-160 Mud Pumps are located in Houston and ready to be unitized for service.

Forged Steel crankshaft, Individual forged steel two piece interchangeable standard modules, 6-1/2” mission fluid king liners, Standard polyurethane valves and seats, Two piece fast change piston rods, Supreme pistons, Metal to metal liner retention, Clamp type liner and piston rod connections, Fast change valve covers standard, Piston liner lubricant spray system, Liner spray pump, Power end lube system with filter. Mounted on Integral two runner skid, Suction Manifold with vertical suction stabilizer, Suction line pressure relief valve, set for 70 PSI

Includes: motor supports, motor frame, tensioning screws, 2 V-belt guards, 2 pump Sheaves, 2 motor sheaves, banded V-belts, Holes to be drilled to accept EDM D79 Or GE-752 Traction Motors

National Oilwell Varco (NOV) is an American multinational corporation based in Houston, Texas. It is a leading worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry. The company conducts operations in more than 600 locations across six continents, operating through three reporting segments: Rig Technologies, Wellbore Technologies, and Completion & Production Solutions. National Oilwell’s two main predecessors, Oilwell Supply and National Supply, were founded in 1862 and 1893, respectively. These two companies manufactured and distributed pumps and derricks.

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Manufactured 1998, 1602 hours, 4" plungers with hydraulic charge pump, Detroit Series 50 (rebuilt), 5 speed, Skid mounted with fuel tank, Rebuilt expendables with seals, valves, seats, packings and gaskets.  Price:  $72,500

Complete without traction motors.  9” bore x 15” stroke, single acting, working pressure up to 7500 psi, (3) interchangeable forged steel fluid end modules with separate suction and discharge sections, Premium grade fluid end expendables with 6-1/2” pistons and liners, suction manifold with (3) 12” flanged inlets, SD8 suction desurger, pressure manifold with (2) 5-1/8” 10,000# API flanged outlets, liner wash system, 1 x 1-1/2” mission centrifugal pump p/b 3 hp electric motor, external power end lubrication pump, steel skid, suction line pressure relief valve, set of standard service tools  Price:  $675,000

Manufactured 2017, 150 GPM, 400 PSI, Centerline Mono, used for one job to go to 200’ to pump water, unmounted, no engine, like new condition  Price:  $26,500

CENTERLINE 7-1/2 X 10 MUD PUMP(Ref#14556Tb)  high pressure, no engine, needs retaining liner cage and (1) side suction manifold needs replacing, unmounted  Price:  $39,500

3 available in India. 1600 HP, rated pump speed 140 strokes per minute, maximum fluid cylinder liner bore 6-3/4", stroke 10", 10,000 PSI hydrostatic pressure of standard cylinder. 2.853 ratio of gears. 10" suction connection, 6" discharge connection. Valve pot mod .7., steel fluid ends, 5,000 psi pulsation dampener. Oilfield skid mounted. Performance Data: at 120 strokes per minute with 6-3/4" liners, pump will produce 4305 PSI and 574gpm. Set up for electric power. Dimensions and weight: 84,000 lbs, 209"L x 113"W x 75"H. Built 1976. Located India, removed from offshore drilling rig. Price: $75,000 each

approx. 7000 hours, Cat 3512C (1476 hp), 5000 psi fluid end cylinder, 5-1/2" piston cylinder, antifreeze heaters, WPT W21-CG-300 Type 1 PTO clutch, 16 grooove drive sheave, 16 groove bullwheel, 16 groove Kevlar belt with necessary guards, 5 x 6 x 11 charge pump c/w 50 hp@1200 rpm electric motor.  Discharge plumbing: 2" 5M XXH B/W Oteco gate valve, 4" 5M XXH b/w Oteco gate valve, 3" 5M Oteco popoff valve w/1502 connection, 2" 5M type D Oteco mud gauge with 1502 connection, Hydril 20 gal 5M pulsation damper.  Mounted on oilfield skid with separate, with expendables cabinet, knowledge box and removable engine skid for breaking the engine and pump into separate smaller loads.  Winterization package, oilfield lighting, explosion proof starters for charge pump, rod oiler pump and liner wash pumps.  Price:  $695,000 - Make Offer

Two Available, each complete with Cat 3508 diesel engines, pulsation dampener, and mud tanks with desander, desilter, etc.  Price for Package:  $110,000

Cat 3408 engine air start with pump drive and belt guard, PD55 Hydril dampener, 750 gallon fuel tank, mounted on heavy duty drop deck tandem trailer,  low hours  Price:  $87,500

14" stroke, 2" rod size, 400 hp, 75 strokes per minute, cast fluid ends, unitized on oilfield skid with Cat 3406 diesel engines, air start, new filters, oil and coolant, air receiver on deck, fluorescent lighting, drive belts with air clutch.  Gone over and in good operating condition, ready to be put into service.  Pumps currently have new 6" liners with production being 480 gpm @ 1000 psi.  All fluid end parts are brand new and never used, including the valves, gears, liners, pistons, rods, head gasket, and rod packing, equipped with pulsation dampener.  32" long x 11" wide x 7" high 50,000# weight

GARDNER DENVER TEE MUD PUMP(Ref#6440T)  New, unused, manufactured 2014, 4 available, bare pumps  Price:  $39,500 each  New Cat C7 engines available at additional cost

Pump only.  5" stroke, 300 hp, steel billet fluid end, 2-3/4" ceramic plungers, Delrim disc valves, 838 packing, 6" RF suction connection, 3" RTJ discharge connection, 231 gpm max, 2020 psi, max 360 rpm  Price:  $82,500

Two available, rebuilt, cast ductile iron fluid ends, used for oil service, bare pumps, no engines, unmounted, one is flanged for suction/discharge, one is threaded  Price:  $20,000 each

Cummins 150 hp reconditioned engine with snap-in clutch, 90 gal diesel tank with lock cap, Dayton oiler pump system and tank, 4” suction hose and winch boom, 4’ back up drill pipe bumper guard, front and rear loading hitches, epoxy primer and enamel paint, 44” bull wheel with power band belt, large belt guard Price: $82,500

Detroit 671 engine with Snap-In clutch (Gen Set approx. 1500 hours),  replaced fluid end parts with 4” liners,  mounted on 8’ x 12’ trailer with adjustable pintle and DOT lighting, 75 gal diesel tank with lock cap, Dayton oiler pump system and tank, 4” suction hose and winch boom, epoxy primer and enamel paint, 44” bull wheel with power band belt, large belt guard, 2’ x 2’ x 5’ lockable HD toolbox, mouting beams and steel/bolts  Price:  $41,500

8" x 17" base (mud boat), John Deere 145 hp reconditioned engine with WPI snap in clutch, 90 gal diesel tank, Dayton oiler pump system and tank, 4" suction hose and winch boom, 4" backup drill pipe bumper guard, front and rear loading hitches, 42" bull wheel with power band belt, belt guard  Price:  $99,000 PRICE REDUCED:  $73,500

Cat engines, 4 speed transmissions, rigged up with secondary containment, onboard lighting, winterization canvas for cold weather operations, Also available with Cummins or John Deere engines Priced from $77,500 to $97,500

750 hp, 8" stroke, 6" suction inlet, 4" discharge outlet, piston size 4-1/2" - 7",  max rod load 85,000#, approx. weight 11,500#, lubrication force fed, steel pump power end, double helical gears, 4.95:1 gear ratio, rod bearings sheel type replaceable, main bearings straight roler, pinion bearings spherical roller, crankshaft 1pc forged alloy steel, connecting rod knuckle joint, crosshead guide bronze replaceable, piston type fluid end Monoblock design, from high strength alloy steel, treated and sonic tested, Cat D379 diesel engine, 500 HP max linear bore size 3-1/2 - 6-1/4 x 7-3/4" stroke, test pressure 10,000 psi, gear ratio 2.742.8" suction line to 4 discharge stroke, location South America  Price:  $110,000

Two available, Skidded, Detroit Series 60 diesel engine DDEC V (475 hp), Allison 750 (6-speed) transmission with lock up control pane, Mission 4 x 5 centrifugal suction pump, 4” plungers, pulsation dampener, pressure gauge, safety valve, 10,000 psi fluid end, 5000 psi working pressure, NOV plug valve control manifold (4-valve) configured for 15k operation.  Can be configured to kill wells, acidize, cement, reverse circulate, drill out frac plugs or run in tandem.  Self-contained with fuel and fluid tanks and controls.  Steel canopy over skids, covered battery boxes, new batteries and disconnect switches.  Well maintained and in excellent condition.  Low hours on pumps and motors.  Ready to work.  Price:  $154,500 each

1600 hp, 12" stroke, 5000 psi, pulsation dampeners, pop off pressure release valve, pump pressure gauge, forged discharge manifold, overhead track for chain hoist, mounted on shipping skid, line washer pump, 6" liners, overall size:  192 x 128 x 105-3/4", inspection report available  Price:  $137,500

14 liter Detroit Diesel, 6061 Allison automatic transmission, rebuilt power end, new expendables in fluid end, new charge pump, skid, tanks, Pilfer 5 valve manifold, 15k fluid end, new paint  Price:  $215,000

Manufactured 1999, 1000 gal holding tank, (2) 3 x 4 Mission Magnum pumps with mechanical seals, MC255-2C mud cleaner, sand guzzler, Versa-drill rig jacks, Perkisn engine, spare hyd pump and filters, well maintained, ready to work  Price:  $59,500PRICE REDUCED: $49,500

Mounted on 12K GVRW trailer, hydraulic powered spool with approximately 500 of 2” hose, internally routed power and safety cable, 7.5 HP pump and motor, Whisper Watt 25kva 3-phase diesel generator with approx. 3100 hours  Price:  $45,000

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Positive displacements pumps are generally used on drilling rigs to pump high pressure and high volume of drilling fluids throughout a drilling system. There are several reasons why the positive displacement mud pumps are used on the rigs.

The duplex pumps (Figure 1) have two cylinders with double acting. It means that pistons move back and take in drilling mud through open intake valve and other sides of the same pistons, the pistons push mud out through the discharge valves.

When the piston rod is moved forward, one of intake valves is lift to allow fluid to come in and one of the discharge valve is pushed up therefore the drilling mud is pumped out of the pump (Figure 2).

On the other hand, when the piston rod is moved backward drilling fluid is still pumped. The other intake and discharge valve will be opened (Figure 3).

The triplex pumps have three cylinders with single acting. The pistons are moved back and pull in drilling mud through open intake valves. When the pistons are moved forward and the drilling fluid is pushed out through open discharge valves.

On the contrary when the piston rods are moved backward, the intake valve are opened allowing drilling fluid coming into the pump (Figure 6). This video below shows how a triplex mud pump works.

Because each pump has power rating limit as 1600 hp, this will limit capability of pump. It means that you cannot pump at high rate and high pressure over what the pump can do. Use of a small liner will increase discharge pressure however the flow rate is reduces. Conversely, if a bigger liner is used to deliver more flow rate, maximum pump pressure will decrease.

As you can see, you can have 7500 psi with 4.5” liner but the maximum flow rate is only 297 GPM. If the biggest size of liner (7.25”) is used, the pump pressure is only 3200 psi.

Finally, we hope that this article would give you more understanding about the general idea of drilling mud pumps. Please feel free to add more comments.