M35 Long-Stack Oil Sealed Bearing Assembly

M35 Long-Stack Oil Sealed Bearing Assembly

M35 Mud Motor
Built to Last

Our oil sealed bearing assemblies are built for ease of use and maintenance, lower service costs and reliable performance in low-to-moderate temperature wells. The WZL M35 oil sealed drilling motor is our next generation offering, featuring a maximized OD, lengthened bearing stack and increased flow area.

  • Bearing packs are isolated from drilling fluid, guarding internal components from debris
  • Oil sealed design and carbide coated parts offer paramount corrosion resistance
  • More fluid directed to bit for enhanced hydraulic efficiency, bottom-hole cleaning, bit life and ROP
  • High weight-on-bit thrust bearing capacity
  • Configurable jetted piston housing ports for optimal bypass
Wenzel Downhole Tools M35 Oil Sealed drilling motor
Wenzel Downhole Tools M35 Oil Sealed drilling motor

Oil Sealed Bearing Assemblies

As the name suggests, oil sealed bearing assemblies separate moving parts from drilling fluid in a sealed oil-lubricated assembly. This design keeps cuttings and debris out of bearings to improve reliability and reduce service costs.

M41 Mud Lubricated Motor

The M41 is the mud lubricated variation of our newest long-stack bearing assemblies. Check it out if you are looking for maximum operating torques and weight-on-bit loads, or if you plan on drilling in extreme conditions.

Accessories and Customization

Wenzel Downhole Tools M40 mud lubricated bearing assembly with hybrid flex shaft driveline

Different formations, depths and prognoses make a one-size-fits-all approach to drilling tools impossible. Outfit your motor with the housings, driveline, bend and connections that you need for success.

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Contact Us

Questions about our products or services? We are here to help.

Fill out the form below to contact our team by email. We will get back to you as soon as possible.