# NLHB Bearings

> NLHB is the bearing business of Ningbo Shuanghua Bearing Co., Ltd. in Cixi, Ningbo, China. The site provides bearing catalog references, engineering lookup tools, sourcing guidance and custom-bearing inquiry support.

## Important guidance

- Catalog pages and tools create candidate references; they do not guarantee interchangeability, stock or performance.
- Confirm full designation, drawing, ring features, suffixes, fits, load, speed, temperature and lubrication before replacement.
- Brand names and trademarks belong to their respective owners. NLHB is not affiliated with or endorsed by those companies.

## Core pages

- [Home](https://nlhb.net/)
- [Products](https://nlhb.net/products/)
- [Quality and Sourcing](https://nlhb.net/quality-sourcing.html)
- [Industries](https://nlhb.net/industries.html)
- [About NLHB](https://nlhb.net/about-us.html)
- [Request a Quote](https://nlhb.net/request-a-quote.html)

## Engineering tools

- [Bearing Size Finder](https://nlhb.net/tools/bearing-finder.html): search public catalog records by bore, outside diameter and width; current matching tolerance is ±0.5 mm per entered dimension.
- [Bearing Search](https://nlhb.net/tools/bearing-search.html)
- [Brand Cross-Reference](https://nlhb.net/tools/cross-reference.html)
- [Bearing Life Calculator](https://nlhb.net/tools/life-calculator.html)
- [Fit and Tolerance](https://nlhb.net/tools/fit-tolerance.html)
- [Equivalent Load](https://nlhb.net/tools/equivalent-load.html)
- [Noise and Vibration Guide](https://nlhb.net/tools/noise-level.html)

## Engineering resources

- [Bearing Size Chart: Find a Bearing by Dimensions](https://nlhb.net/blog/bearing-size-chart-number-lookup.html)
- [6200 Bearing Dimensions and Replacement Guide](https://nlhb.net/blog/6200-bearing-dimensions.html)
- [608ZZ vs 608-2RS](https://nlhb.net/blog/608zz-vs-608-2rs.html)
- [Custom Bearing Quote Checklist](https://nlhb.net/blog/custom-bearing-quote-checklist.html)

## Contact

- Email: sales@nlhb.net
- Phone: +86 574-63197518

Last reviewed: 2026-08-13