Manufacturer profile · product scope, documented models and source records.
Ningbo Tongren manufactures low-noise deep groove ball bearings and bearing rings. Published series include 6000–6020, 6200–6220, 6300–6320 and 16001–16026. The company lists appliance, precision-motor, automotive, motorcycle and power-tool applications. Ring production and finished-bearing supply are separate requirements and should be identified clearly in an inquiry.
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 low-noise deep groove ball 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.
