TIDETRUST

Technical notes & news

Selection guides, interchange notes and application experience from real export orders.

2026-11-04 Selection guide

How to specify a 6205 bearing correctly (and what each suffix changes)

6205 dimensions, seals, clearance and the GOST equivalent — a practical checklist for buyers who order from Chinese factories.

Read → 2026-10-29 Troubleshooting

Bearing noise and early failure: how to read the symptom before you replace the part

Whistling, knocking, overheating — what each symptom usually means, and which ones are caused by the housing rather than the bearing.

Read → 2026-10-21 Export notes

Bearing shipments to Russia: the document set that clears customs without delays

A practical checklist of documents for container and rail shipments to Russia, and where bearing orders usually get stuck.