MARINE & MECHANICAL ENGINEERS - Since 1980

Diehl Engineering Company

Founded in 1980 by Paul H. Diehl P.E., Diehl Engineering Company has served the maritime industry specializing in marine power transmission design, service and failure analysis. Today, his son, Rob Diehl, P.E. leads the company along with engineers Scott Crawford, P.E., John Cogswell, M.E., Ryan Smith, M.E., and the support team in the Poulsbo, Washington USA office.

Diehl Engineering Company has become recognized as experts in the area of marine propulsion systems, specializing in:

  • Propeller shaft installation and alignment
  • Bearing design, inspection and failure analysis; including oil and water lubricated sleeve bearings and anti-friction bearings
  • Machinery alignment
  • Dynamic torque, horsepower and thrust measurements

Read on to learn more about the services we offer.

Propulsion Shaft Alignment

Propulsion Shaft Alignment

Many shaft, bearing, and coupling problems arise because little thought was given to alignment requirements during the design process. For new or replacement shafting, Diehl Engineering will design the shafting arrangement so that it will not only perform its intended function, but also be flexible enough to optimize alignment sensitivity without incurring lateral vibration problems…

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Machine Alignment

Machine Alignment

We provide active onsite assistance to align close-coupled rotating machinery, following many of the principles outlined for shaft alignment. Diehl Engineering will determine what the alignment parameters to suit the operating conditions, measure the existing alignment, and finally perform the adjustments to achieve the desired alignment…

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Bearing Inspection

Bearing Inspection/Analysis

We specialize sleeve bearings and rolling-contact bearings …

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Power/Thrust Measurement

Dynamic Torque, horsepower and thust measurements …

Do you have a problem to solve or a project coming up?  Contact us today.

Rest assured with Diehl Engineering on your team!

Our Promise and Values

Our customers are very important to us. We aim to achieve your confidence and trust by providing the very best engineering consulting services to your problem and needs. Through our professional staff's man-years of combined marine and mechanical engineering experience with ship propulsion systems and machinery, you can be assured that we're already familiar with your needs and we can provide you with real solutions.

Rob Diehl P.E., President

Diehl Engineering Company

A few of our valued customers:

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