Taper Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Taper Roller Bearing
China 31310 33212 33012 33115 32911 Tapered Roller Bearings – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 50 mm |
| Outer Diameter | 110 mm |
| Thickness | 27 mm |
| Grease or Oil | |
| P0, P6, P5, P4, P2 | |
| China |
Introduction
High-precision tapered roller bearings (models: 31310, 33212, 33012, 33115, 32911), manufactured in China under BDL brand. Suitable for OEM/ODM applications with vibration grades Z1V1–Z3V3 and HS Code 8482200000.7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
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 |
| Optimized Lubrication Compatibility | Works seamlessly with both grease and oil — ideal for diverse industrial environments |
| Vibration Class Z1V1–Z3V3 Certified | Guarantees quiet, stable operation in precision equipment (e.g., CNC spindles, gearboxes) |
| Robust 50×110×27 mm Dimensions | Perfect fit for medium-duty transmissions, agricultural machinery, and construction equipment |
| BDL Premium Manufacturing (China) | ISO 9001 & IATF 16949 certified production — consistent quality at competitive pricing |
| OEM/ODM Support Available | Custom labeling, packaging, and engineering collaboration for global brands |
| HS Code 8482200000 Compliant | Faster customs clearance and seamless international logistics |
| 1M Units Annual Capacity | Reliable supply continuity — no stockouts, fast lead times |
| Carton + Pallet Packaging | Damage-free transit and warehouse-ready stacking |
| SKF-Interchangeable Design | Drop-in replacement for original SKF units — no redesign needed |
Engineered for demanding applications: wind turbine yaw systems, mining conveyors, rail axle boxes, and heavy-duty pumps. Unlike generic tapered rollers, these bearings feature micro-ground raceways, optimized contact angles, and strict batch traceability — delivering 22% longer L10 life in field tests. Questions? Contact our technical sales team today for application support, CAD models, or a free sample quote.
Product Summary
- Product Name
- China 31310 33212 33012 33115 32911 Tapered Roller Bearings – High-Precision, Heavy-Duty
- Category
- Taper Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Taper Roller Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
China 31310 33212 33012 33115 32911 Tapered Roller Bearings – High-Precision, Heavy-Duty
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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