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Aerospace, Aviation and Aircraft Bearings

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High Performance Aerospace Bearings

Schatz designs and manufactures the proven products you need for high loads, high speeds, wide temperature range, and difficult operating environments while maintaining size and weight limits. We manufacture deep groove ball bearings, angular contact bearings, duplex bearing sets, and four-point contact bearings up to ABEC 7 precision level. Our aerospace bearings meet tough standards and support precise axial and radial positioning.

Whether your application is for commercial aviation, mililtary aviation, or space, Schatz is the aerospace bearing manufacturer you’ve been looking for. Keep reading to learn about our Made in USA bearings and their key benefits. You’ll also find part numbers, specifications, and additional resources. 

ball bearings by aerospace application

Aircraft Bearings

Schatz airframe bearings are used in airframe applications, flight control systems for fly-by-wire and conventional flight controls.

  • Use these precision bearings with actuators, drivelines, gearboxes, and mechanisms for flaps, slats, and spoilers as well as horizontal and vertical stabilizers and landing gear.
  • This product category includes lightweight, corrosion-resistant airframe control bearings and many other designs including thin section bearings.
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Space Bearings

Space bearings are designed for mission-critical applications and many times operate under vacuum conditions.

  • These aerospace bearings are used in reaction wheels, actuation systems, robotic arms, indexing and optical imaging applications, and gimbal instruments.
  • Space bearings are also used in radar systems, satellites, ground vehicles such as the Mars Rover, and in other outer space applications.
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Custom Bearings

Schatz designs and manufactures many specialty bearings for aerospace applications.

  • These bearings are used in challenging operating conditions, such as under heavy loads including shock loads, torque sensitive mechanisms, applications requiring high precision and accuracy, and contaminated and corrosive environments.
  • This product category includes bearings with many specialty features, such as special internal components and geometry, custom enclosures, and state-of-the-art materials.
  • Many of our standard products can be modified for application-specific requirements such as a higher precision level, lower starting torque, or for corrosion resistance.
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  • Our quality system is AS9100 registered.
  • Many of our products are manufactured and approved to U.S. government standards controlled by AS7949 (formerly MIL-B-7949).
  • Stainless steel bearings are available that utilize 440C and CREN stainless, and other specialty grades.
  • Schatz aerospace bearings can be designed and specified with many different greases or oils.
  • Commonly available greases are MIL-PRF-81322 and MIL-PRF-23827. Other greases and oils for use in vacuum or low torque applications. Also, dry film lubricants such as Dicronite.
  • Plating options available such a zinc-nickel or cadmium plating.
  • All of our standard and custom products are made in the USA and can comply with DFARS clauses 225-7001, 225-7009, or 225-7016 and/or ITAR regulations on request.
  • Aerospace bearings that support OEM specifications are available.


Aerospace Bearings

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Space Bearings

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Custom Ball Bearings

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Boeing Bearing Standards

Do you need Boeing aircraft bearings? Use our Boeing Bearing Standards Cross Reference Chart or Approved Boeing Part Numbers Cross Reference Chart. Schatz is approved to more than 1000 Boeing part numbers.

Mil Spec Bearing Standards

Do you need MS (Mil Spec) aerospace bearings? Use our MS Standards Cross Reference Chart or Approved Military Specifications Part Numbers Cross Reference Chart. Schatz is approved to AS7949 standards.

Material Options

The rings and balls of aerospace bearings can be made of 52100, 440C, 440C modified, M50, high nitrogen stainless (CREN), and others. This resource provides material descriptions and incudes a Fatigue Resistance Chart and a Corrosion Resistance Chart. Don’t see a particular material you are looking for? Contact us to discuss further. We often work with custom and exotic materials.