Saifan Bearing
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
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China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery

SKU: 76349b01a7f8

Ensure smooth, precise rotation for your industrial machinery with our Tapered Roller Bearing series—engineered to deliver reliable performance across 31310, 33212, 33012, 33115, and 32911 models. Crafted to P0-P4 precision grades and Z1V1-Z3V3 vibration standards, these bearings minimize downtime by maintaining stable operation even under heavy loads, making them ideal for machine tools, reducers, and agricultural equipment.

  • Available with grease or oil lubrication to adapt to your specific working conditions, ensuring long service life and consistent performance
  • Supports OEM/ODM customization to match unique machinery requirements, backed by our ISO 9001:2015 certified manufacturing process
  • 50*110*27mm specification (31310 model) fits standard industrial setups, with other sizes engineered for seamless integration
Factory Price
¥1.00
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Product Specifications

Parameter Details
Model NO. 31310, 33212, 33012, 33115, 32911
Lubrication Grease or Oil
Precision Rating P0, P6, P5, P4, P2
Vibration Z1V1, Z2V2, Z3V3
Service OEM, ODM
Transport Package Carton, Pallet
Specification 50*110*27mm
Trademark BDL
Origin China
HS Code 8482200000
Production Capacity 1000000 units

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Presses, Reducers
Automotive Transmissions, Axles, Wheel Hubs
Agricultural Machinery Harvesters, Tractors, Tillers
Construction Excavators, Loaders, Conveyors
Heavy Duty Equipment Crushers, Rollers, Presses

Prevent Costly Downtime with Precision Tapered Roller Bearings 31310, 33212, 33012, 33115, 32911

Industrial machinery operators know the frustration of unexpected shutdowns caused by bearing failure. When low-quality bearings wear prematurely, production halts, maintenance costs rise, and deadlines slip. Sourcing reliable tapered roller bearings that balance precision, load capacity, and durability often means navigating minimum order quantities, long lead times, and inconsistent quality from suppliers.

Engineered for Reliability: Tapered Roller Bearings You Can Trust

Our Tapered Roller Bearings address these challenges with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, ensuring smooth operation in industrial machinery. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we offer flexible ordering with 1pc MOQ for standard items and 3-5 day sample lead times. Whether you need 31310 bearings for machine tool spindles or 33212 bearings for agricultural reducers, our products deliver consistent performance where it matters most.

Optimized for Heavy Loads and Precision Applications

Tapered roller bearings excel in applications with combined radial and axial loads, making them ideal for gearboxes, axles, and industrial equipment. The 31310, 33212, 33012, 33115, and 32911 models are engineered to handle high torque environments while maintaining tight tolerances. From the 50*110*27mm dimensions of the 31310 to the robust construction of the 33115, each bearing is designed to minimize friction, reduce heat buildup, and extend service life in demanding conditions.

Key Technical Features That Drive Performance

Our Tapered Roller Bearings incorporate critical design elements for industrial reliability. Precision ratings from P0 (standard) to P4 (high precision) ensure minimal runout, essential for machine tools and precision equipment. Vibration grades Z1V1 to Z3V3 control noise and resonance, critical in high-speed applications. The option for grease or oil lubrication allows adaptation to specific operating conditions, while our OEM/ODM capabilities enable customization to unique machinery requirements. Each bearing is manufactured to meet global standards, supporting seamless integration into existing systems.

Why Genuine Bearings Lower Total Cost of Ownership

Choosing authentic Tapered Roller Bearings over counterfeit alternatives reduces long-term costs significantly. Inferior bearings often fail prematurely, leading to unplanned downtime, replacement parts, and labor expenses. Our products, backed by a 12-month global warranty, are subjected to rigorous quality control in our dedicated lab, ensuring consistent performance. With defect replacement and refund policies, we stand behind every bearing, helping you avoid the hidden costs of poor-quality components.

Our Commitment to Your Success

With 18 years of manufacturing experience, we serve global buyers across Europe, America, Southeast Asia, and the Middle East. Our full R&D capabilities and quality control lab ensure each bearing meets exact specifications. We offer free technical guidance to help you select the right bearing for your application, and our flexible payment options (T/T, credit card, Alibaba trade) simplify transactions. Backed by stable supply chains and competitive pricing, we aim to be your long-term partner in keeping machinery running smoothly.

Packaging & Shipping

  • Secure carton packaging with pallet reinforcement for bulk orders
  • Sample lead time: 3–5 days for standard items
  • Bulk delivery: 5–15 days after payment confirmation
  • Global shipping via DHL, FedEx, UPS, air, or sea freight
  • 1pc MOQ available for emergency repairs and small-batch requirements

Get Your Tapered Roller Bearings Today

Don’t let bearing issues disrupt your production schedule. Whether you need a single 32911 bearing for maintenance or bulk 33012 bearings for new equipment, we’re ready to fulfill your order. Send us your bearing model, application details, and quantity, and we’ll provide a prompt quote to help you get back to work.

Frequently Asked Questions

Q: Are these bearings original and traceable?

A: Yes, we are an integrated manufacturer with full quality control processes. Each bearing comes with traceable production records and meets ISO standards.

Q: How can I confirm the right bearing model for my equipment?

A: Provide your equipment model, load requirements, and operating conditions. Our technical team offers free选型 guidance to ensure proper fit.

Q: What is your warranty policy?

A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no cost.

Q: What is the minimum order quantity?

A: Standard items have a 1pc MOQ, supporting both emergency repairs and small-batch purchases.

Q: How long does shipping take?

A: Samples ship in 3–5 days, bulk orders in 5–15 days. We offer multiple shipping options to meet your timeline.

Q: How do you ensure quality control?

A: Our QC lab conducts rigorous testing throughout production, from raw materials to finished products, ensuring compliance with precision and performance standards.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.

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