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Experience smoother, high-speed performance with the reliable Koyo 33116 Tapered Roller Bearing, designed to reduce friction and extend machinery lifespan in demanding applications. Crafted from durable bearing steel with precision ratings up to P4, this single-row, non-aligning bearing ensures consistent load handling (25*47*12 mm specification) for seamless operation.
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| Parameter | Details |
|---|---|
| Model Number | 16004 |
| Seals Type | Zz 2RS Open |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Service | OEM ODM |
| Aligning | Non-Aligning Bearing |
| Separated | Unseparated |
| Rows Number | Single |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Contact Angle | 0° |
| Specification | 25*47*12 mm |
| Origin | China |
| HS Code | 8482102000 |
| Industry | Typical Applications |
|---|---|
| Automotive | Transmission systems, wheel hubs |
| Industrial Machinery | Conveyor rollers, electric motors |
| Automation Equipment | Precision linear actuators, robotic arms |
Many maintenance managers face the same frustration: bearings that fail prematurely due to poor material quality or imprecise manufacturing. When a 33116 tapered roller bearing gives out unexpectedly, it halts production lines, increases downtime costs, and creates uncertainty in supply chains. Finding a reliable source that can match both OEM specifications and international brand quality standards adds another layer of complexity.
The 33116 Koyo High Speed Tapered Roller Bearing addresses these challenges with its robust design and strict manufacturing controls. Produced under ISO 9001 certified processes, this bearing features bearing steel construction that ensures optimal hardness and wear resistance. Its single-row configuration and radial load capacity make it suitable for high-speed applications in automotive transmissions and industrial machinery, where consistent performance under varying loads is critical. With our extensive inventory, we can fulfill both small emergency orders and large-scale production requirements without compromising on lead times.
This tapered roller bearing excels in environments where precision and reliability are non-negotiable. Operating at speeds up to the manufacturer’s recommended limits, it handles radial loads efficiently while maintaining dimensional stability. The 0° contact angle design ensures uniform load distribution, reducing stress concentrations and extending service life. Whether used in automotive wheel hubs or conveyor systems, its non-aligning nature requires proper installation alignment, making it ideal for applications with controlled shaft positioning and minimal misalignment.
Several critical specifications define the 33116 bearing’s performance capabilities. The 25mm bore diameter (d), 47mm outside diameter (D), and 12mm width (B) follow international dimensional standards, ensuring interchangeability with major brands. Precision ratings from P0 to P4 allow selection based on application requirements—P4 for high-precision machinery and P0 for general industrial use. Vibration classes Z1V1 to Z3V3 cater to noise-sensitive environments, with higher classes reducing operational sound levels. The availability of Zz, 2RS, and open seal options provides flexibility for contamination control and lubrication retention, depending on whether the application uses grease or oil lubrication.
Choosing a low-cost, uncertified tapered roller bearing may seem economical initially, but the hidden costs quickly add up. Bearings with substandard material hardness often develop premature wear, leading to equipment vibration, increased energy consumption, and potential damage to adjacent components. In contrast, the 33116 Koyo model’s bearing steel construction and strict quality testing minimize these risks. By reducing replacement frequency and downtime, it lowers the total cost of ownership over the long term. ISO 281 fatigue life calculations further validate that proper selection—matching load capacity and precision to application needs—directly correlates with extended service intervals.
Our commitment to quality starts with rigorous material inspection and continues through every production stage. Each 33116 bearing undergoes dimensional accuracy checks, hardness testing, and surface finish evaluation to meet specified standards. We provide a warranty against manufacturing defects, ensuring customer confidence in every purchase. With access to both our own brand and international brands like Koyo, NSK, and SKF, we can source or manufacture bearings to your exact specifications, whether you need standard models or custom OEM/ODM solutions.
Whether you need a single replacement bearing or a bulk order for production, we’re ready to assist. Provide your required quantity, delivery location, and any specific brand or certification needs, and our team will prepare a competitive quote with lead time details. With our global supply chain and technical expertise, we ensure you receive the right bearing for your application—on time and within budget.
Q: Can you supply other brands or models of tapered roller bearings?
A: Yes, we support inquiries for all major brands including SKF, NSK, NTN, Koyo, and domestic Chinese brands. We can source or manufacture to your specified model and dimensional requirements.
Q: How do I confirm if the 33116 bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore, outer diameter, width), and our technical team will cross-verify compatibility with the 33116 specifications.
Q: What is your warranty policy for this bearing?
A: We offer a warranty against manufacturing defects. Specific terms depend on application and order volume, with details outlined in the sales contract.
Q: What is the minimum order quantity for the 33116 bearing?
A: We accept low minimum order quantities, including single-unit purchases for emergency replacements, with volume pricing available for larger orders.
Q: How long does shipping take to [my location]?
A: Stock items ship within 1-2 business days. Transit time depends on location: 3-5 days for express courier, 7-10 days for air freight, and 30-40 days for sea freight.
Q: Do you offer OEM/ODM customization for tapered roller bearings?
A: Yes, we provide OEM/ODM services. Share your drawings, material requirements, or performance specifications, and we can develop custom bearings to match your needs.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
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Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
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