What Are Thin Section Bearings?

by | Oct 26, 2015 | Tips and Advice

The biggest bearings aren’t always the best. It all depends on what your application needs to run efficiently. If you’re looking for a compact, light option for your applications, thin section bearings make for a great choice.


You don’t have to be big to be strong. Our thin section bearings are lightweight and have a high stiffness, with a small cross section and multi-load capabilities. Other beneficial features include:

• Several variations of cross sections and sizes available

• Nylon segmented, nylon snap over, brass, and phenolic cages

• Bearings being produced with 100% domestic components

• Production that is volume sensitive and efficient, ensuring a competitive market price

• Lead times that, on most standard sizes, average 6 to 8 weeks from order date

In addition to those features, there are many specification for thin section bearings, including:

• Production capability up to 20″

• All popular sized cross sections manufactured – 3/16″, 1/4″, 5/16″, 3/8″, and 1/2″

• Radial – C Type

• Angular – A Type

• 4-Point – X-Type

• Standard product produced to ABEC 1 precision class, which is also available in ABEC 3 precision class

• A standard steel material of 52100, with M-50 and 440C stainless also available

• A standard rolling element of 10 ASI 52100 steel balls, with 440C Stainless Steel and Silicone Nitride (Ceramic) also available

• Seals available in Buna N rubber, Stainless Steel shields, and glass reinforced PTFE seals

• Engineered specials offered with Thin Dense Chrome plating


Space is valuable and thin section bearings are extremely useful for industries that need bearings to maintain a high level of quality and performance without being too bulky. Applications that take advantage of thin section bearings’ benefits include: 

• Medical

• Machine Tool

• Satellite

• Packaging

• Robotics

• Military Turrets

• Material Handling

• Textile Machinery

• Optical Equipment


Thin section bearings offer you a sleek, strong bearing option for your applications. If you need even more specifications, our engineers can work on a custom solution to help you get the most out of each and every one of your applications.

Give us a call at 1-800-431-1980 or contact us online today to help your applications run as smoothly as possible with the help of our premium bearings.