Application Insights
How to Choose Miniature Ball Bearings for Electric Motors
A practical OEM workflow for selecting miniature motor bearings by dimensions, load, speed, noise, clearance, lubrication and validation requirements.
Read Article
BEARING KNOWLEDGE
Bearing Guides & Application Insights
Technical guidance for bearing selection, real applications, engineering validation and supplier quality decisions.
FEATURED ARTICLE
Start with the application requirements
LATEST ARTICLES
Practical guidance for engineers and buyers
Bearing Guides
How to Read Bearing Numbers: A Practical Guide for Engineers and Buyers
Bearing numbers describe size, type and configuration—but a familiar code does not always tell the whole story. This practical guide helps engineers and buyers decode common bearing designations and compare quotations correctly.
Read Article
Bearing Knowledge
Why the Same Bearing Specification Can Perform Differently in Your Motor
Two bearings can share the same dimensions and precision grade but behave very differently inside a motor. Here are the hidden factors that determine real-world performance.
Read Article
Procurement Guide
China National Day Holiday 2026: How to Avoid Delays in Bearing Orders
China’s National Day holiday can affect quotations, samples, production schedules and international shipping. This practical guide helps overseas bearing buyers plan each step and avoid unnecessary delays.
Read Article
Bearing Guides
ZZ vs 2RS Bearings: Shields, Seals or Open Bearings
Compare open, ZZ shielded and 2RS sealed bearings by friction, contamination protection, speed, temperature and lubrication strategy.
Read Article
Engineering & Quality
Bearing Supplier Quality Inspection Checklist for OEM Buyers
A practical OEM checklist for supplier qualification, sample approval, process control, shipment inspection, packaging and traceability.
Read Article
Bearing Guides
A Bearing Sample Passed—How Should an OEM Control the First Production Lots?
A practical OEM control plan for preserving approved bearing characteristics as sourcing moves from samples to the first production lots.
Read Article
Bearing Guides
How to Specify Miniature Bearings for Repeated 134°C Dental Handpiece Sterilization
Translate repeated 134°C sterilization into a controlled miniature-bearing specification covering materials, lubrication, corrosion, traceability and sample-cycle validation.
Read Article
Bearing Guides
Can Shipping Vibration Damage Bearings Before a Small Motor Is Installed?
A practical OEM guide to separating transport vibration damage from impact indentation and building a controlled shipping-validation plan for small motors.
Read Article
Bearing Guides
How Should OEM Buyers Store Sealed and Open Bearings Before Production?
A practical framework for storing sealed and open bearings before production without relying on one universal shelf-life number.
Read Article
Bearing Guides
Grease Type Is Only Half the Specification: How Fill Amount Changes Miniature-Bearing Torque
A practical OEM framework for controlling lubricant choice and grease fill in low-torque miniature bearings without relying on one universal fill percentage.
Read Article
Bearing Guides
CN or C3 Is Not the First Question: Define the Fit Before Choosing Small-Motor Bearing Clearance
A practical OEM framework for separating initial, mounted and operating clearance before specifying CN or C3 for a small electric motor.
Read Article
Bearing Guides
Why Do Small Motor Bearings Become Noisy After Assembly? 5 Common Causes
Five common reasons a small motor bearing becomes noisy after assembly, covering fit, clearance, alignment, contamination, mounting force and preload.
Read Article
Bearing Guides
Bearing Failure Causes: 8 Common Reasons Ball Bearings Fail Prematurely
What causes premature bearing failure? Learn eight common causes of ball bearing damage, including lubrication, contamination, fit, misalignment, overload, corrosion and improper installation.
Read ArticleEXPLORE TOPICS
The questions behind better bearing decisions
Bearing SelectionMotor BearingsSeals & ShieldsQuality Inspection