Technical articles
Practical notes on deep groove ball bearing selection, seal types and common sourcing questions.
2026-09-16
Envelope, load and speed: choosing a series for a given shaft diameter
A real comparison at 25 mm bore across 6000/6200/6300 and the thin-section series (6800/6900/16000) — plus why Cr and C0r are not "permissible loads".
Read more →2026-09-16
How to read a deep groove ball bearing model number (with 4 exceptions from our own catalogue)
Using our own parameter table to explain the three parts of a model number — series prefix, bore code and seal suffix — and why the same bore does not mean interchangeable.
Read more →2026-09-15
Open vs sealed bearings: how much speed do seals actually cost?
Using our own parameter-table data to explain how seal type affects the grease-lubricated limiting speed, and how to read that number when specifying.
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