Bearing Crosshead

we can supply series of main bearings, eccentric bearings, pinion shaft bearings, crosshead bearing for triplex mud pump F-500, F-800, F-1000, F-1300, F-1600, 3NB 500C, 3NB 800, 3NB 1000, 3NB 1000C, SL3NB 1300, SL3NB 1300C, SL3NB 1600

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Bearing, Crosshead, P/N: AH0801010413 , AH34001-04.21 | BOMCO F-800


We offer full lines of cylinder heads, valve lock covers, cylinder head threaded rings, cylinder head plugs, valve cover plugs, upper valve guides, lower valve guides, liner threaded rings, liner locks, wear plates, and much more. The parts are precisely made to meet or exceed API-7K standards, and they are 100% exchangeable with OEM pars of all major pump models.

Associated items include:

  • Suction and Discharge modules
  • Valve and Cylinder head plugs
  • Valve and Cylinder head thread rings
  • Valve and Cylinder headlocks
  • Valve guides
  • Studs and nuts
  • Strainers
  • Rods: Piston, Extension, Sub
  • Wear Plates
  • Rod Clamps
  • Gaskets
  • Discharge Manifold
  • Pulsation Dampener
  • Suction dampener
  • Safety/ Relief Valve
  • Suction Manifold
  • Power end components
  • Manifold
fer Name old model new model External Diameter mm Inner diameter mm Width mm Weight kg
Pinion shaft bearing 4G32844H NU3044X3M/C4 350 220 98.4 38.4
Main bearing 3G4053160H 24060CA/C3W33 460 300 160 96.9
Eccentric bearing 928/660.4QU NUP464776Q4/
812.8 660.4 107.95 129
Crosshead bearing 254941QU NNAL6/206.375Q4
285.75 206.375 222.25 44.9



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