China 31310 33212 33012 33115 32911 Tapered Roller Bearing – High-Load, Precision-Made
Basic Info.
| Inner Diameter | 50 mm |
|---|---|
| Outer Diameter | 110 mm |
| Thickness | 27 mm |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Origin | China |
Introduction
High-precision tapered roller bearings (models: 31310, 33212, etc.), designed for heavy-duty applications. Features robust construction, multiple precision grades, low-vibration options (Z1V1–Z3V3), and OEM/ODM service support. Supplied in carton/pallet packaging.
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Description
Key Specifications & Benefits of SKF Tapered Roller Bearings (31310, 33212, 33012, 33115, 32911)
| Description | Core Value |
|---|---|
| High-Precision Grades (P0–P2) | Ensures ultra-low runout and extended service life in high-speed machinery |
| Vibration Classes Z1V1–Z3V3 | Guarantees smooth, quiet operation for noise-sensitive applications (e.g., medical equipment, precision gearboxes) |
| 50×110×27 mm Standard Dimensions | Direct OEM replacement for major industrial equipment—no redesign needed |
| Grease or Oil Lubrication Compatible | Flexible maintenance: supports sealed-for-life grease or continuous oil circulation systems |
| Made in China — BDL Brand, ISO/TS 16949 Certified | Rigorous quality control matching global SKF tolerance standards |
| HS Code 8482200000 | Streamlined customs clearance for EU, US, and ASEAN markets |
| OEM/ODM Support Available | Custom marking, packaging, and engineering collaboration — no MOQ penalty |
| 1,000,000 pcs Annual Capacity | Reliable supply continuity — no lead-time surprises for bulk orders |
| Carton + Pallet Packaging | Export-ready protection against moisture, shock, and transit damage |
| Wide Application Range | Used in wind turbines, construction machinery, agricultural gearboxes, and automotive differentials |
Why choose these tapered roller bearings over generic alternatives? Unlike standard imports, each batch undergoes dynamic load testing, dimensional laser scanning, and material hardness verification — ensuring true P5/P4 repeatability. FAQs: Are they interchangeable with SKF 31310? Yes — identical ABEC/Tolerances per ISO 355. Can they handle axial + radial combined loads? Absolutely — optimized contact angle design delivers 25% higher L10 life vs. entry-tier equivalents. Ready to validate samples or request a technical datasheet? Send your inquiry now.
