Manufacturer profile · product scope, documented models and source records.
Ningbo Lanhai Quantum Precision Bearing manufactures automotive bearings and nonstandard bearing designs. Its company introduction identifies deep groove ball bearings as a principal product and describes bearing-ring processing, sealing development and assembly capabilities. Published applications include automotive tensioners and alternators, where seal and lubricant specifications are particularly important.
Ningbo, Zhejiang, China
Research date · 2026-09-24
Account · Not claimed
Account approval and product evidence are reviewed separately. A directory listing is not an independent factory audit.
Product families describe the manufacturer’s published scope. Exact dimensions, materials, availability and performance require a model-specific drawing and confirmation.
Describe the assembly and operating conditions so the proposed bearing can be assessed against your requirements.
For qualification, request current drawings, material identification and applicable inspection records. No material report or independent factory audit is implied by this listing.
Prepare an inquiryThe manufacturer website describes automotive and nonstandard deep groove bearings.
Scope: Official website product scope only. No independent factory audit, material-report review or model-level performance validation is implied.
Company-level record; not a model test report · 2026-09-24 04:20:34
Source documentation retained for editorial review.
