Product Specifications
| Parameter |
Details |
| Model NO. |
30313, 30314, 30315, 30316, 30317 |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Service |
OEM, ODM |
| Stock |
Rich Stocks |
| Feature |
Long Life, High Speed, Low Noise |
| Transport Package |
Carton Pallet |
| Specification |
45*140*33 mm |
| Origin |
China |
| HS Code |
8482200000 |
| Production Capacity |
1000000 units/year |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, CNC Spindles, Gearboxes |
| Automotive |
Transmissions, Differentials, Axle Systems |
| Agricultural Machinery |
Harvesters, Tractors, Heavy-Duty Gearboxes |
| Construction |
Excavators, Loaders, Conveyor Systems |
| New Energy |
Wind Turbine Gearboxes, Solar Tracking Systems |
Eliminate Downtime with High-Speed Stainless Steel Tapered Roller Bearings 30313-30317
Manufacturers know the cost of unexpected equipment failure—hours of production lost, maintenance teams diverted, and deadlines missed. When standard bearings fail under high-speed rotation or heavy loads, the impact ripples through your entire operation. Sourcing reliable replacements with the right precision and delivery speed often feels like navigating a minefield of inconsistent quality and minimum order barriers.
Stainless Steel Tapered Roller Bearings Engineered for High-Speed Industrial Use
Our Stainless Steel Tapered Roller Bearing series (30313-30317) addresses these challenges directly. As an integrated manufacturer with 18 years of experience, we maintain rich stocks of standard sizes, allowing 1pc MOQ for emergency repairs and 3-5 day sample lead times. Designed for long life, high speed, and low noise, these bearings deliver consistent performance in industrial machinery where precision and durability are non-negotiable.
Optimized Performance in Critical Operating Conditions
Tapered roller bearings excel in applications with combined radial and axial loads, making them ideal for high-speed industrial machinery. The 30313-30317 series handles demanding conditions—from the continuous rotation of machine tool spindles to the heavy-duty cycles of agricultural equipment. Their stainless steel construction resists corrosion, while precision grades up to P2 ensure minimal vibration (Z1V1 to Z3V3) even at maximum operating speeds.
Technical Specifications That Drive Reliability
The performance of these bearings is defined by critical technical parameters. Precision ratings from P0 to P2 control dimensional accuracy, directly impacting machinery runout and noise levels—P4/P2 grades are recommended for CNC spindles where tight tolerances are essential. Vibration classes Z2V2 and Z3V3 reduce operational noise, a key requirement for precision manufacturing environments. The 45*140*33 mm baseline specification (30313) balances load capacity and installation flexibility, with larger models (30314-30317) offering scaled-up performance for heavier applications.
Why Authentic Bearings Lower Total Cost of Ownership
Choosing genuine bearings over counterfeit alternatives eliminates hidden costs. Inferior bearings may cut initial支出 but often fail prematurely, leading to unplanned downtime, damaged equipment components, and repeated replacement cycles. Our bearings, backed by ISO9001 and ISO14001 certifications, undergo rigorous quality control—each unit is verified before shipment to ensure compliance with stated specifications. The 12-month global warranty further protects your investment, with defect replacement or refund available should issues arise.
Your Trusted Partner for Bearing Solutions
With a global customer base spanning Europe, America, Southeast Asia, and the Middle East, we’ve built our reputation on stability and transparency. Our in-house R&D and QC lab ensure continuous product improvement, while OEM/ODM capabilities allow customization to meet unique application requirements. We offer flexible payment options (T/T, credit card, Alibaba trade assurance) and free technical guidance to support your selection process. When you partner with us, you gain access to a reliable supply chain with 5-15 day bulk delivery times and a commitment to long-term cooperation.
Packaging & Shipping
- Carton and pallet packaging for secure transport
- 3-5 day lead time for samples, 5-15 days for bulk orders
- Multiple logistics options: air, sea, and express (DHL/FedEx/UPS)
- Real-time shipment tracking provided for all orders
- 1pc minimum order quantity supported for critical repairs
Get Your Bearings Delivered Fast—Minimize Production Disruption
Every hour of downtime costs your business. Whether you need a single 30313 bearing for emergency repair or bulk 30317 units for production, we have the inventory and expertise to fulfill your order quickly. Send us your bearing designation, application details, and quantity today—our team will respond within 24 hours with a tailored quote.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we maintain full control over the manufacturing process from raw materials to finished products, with ISO certifications ensuring quality. Each bearing can be traced through our production records upon request.
Q: How do I confirm the right bearing model for my equipment?
A: Provide your equipment model, operating speed, load requirements, and existing bearing dimensions. Our technical team will verify compatibility and recommend the optimal specification.
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 additional 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 quickly can you ship orders?
A: Samples ship within 3-5 days, while bulk orders take 5-15 days depending on volume. Express shipping options are available for urgent needs.
Q: How can I verify the authenticity of the bearings?
A: Our packaging includes product labels with batch numbers, which can be cross-checked with our customer service team. We also provide certification documents for bulk orders.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
