Replacement questions
Bearing FAQ
Short answers to common model, suffix, and specification questions.
01Bearing Life Calculation (L10)Learn what L10 bearing life means, what data is needed, and when MRO buyers should ask a supplier to confirm load and speed assumptions.02How to Measure a BearingHow to measure a bearing size: bore (ID), outside diameter (OD), and width with a caliper — including the ISO bore rule when the part number is worn off.03Open vs Sealed BearingsCompare open, shielded, and sealed bearings for maintenance replacement orders, including contamination, speed, and lubrication tradeoffs.04What is C3 Bearing Clearance?C3 bearing clearance explained for repair buyers: when extra internal clearance helps with heat, speed, interference fits, and motor use.05ZZ vs 2RS BearingsZZ vs 2RS bearings explained for replacement buyers: compare metal shields and rubber seals for dust, moisture, speed, and maintenance.