Roller Bearing

Cylindrical Roller Bearing 524625 539090M 512533 for Gearbox High Precision P4 Grade

SKU: 2e4fb8fb5db3 In Stock

Ensure smooth gearbox operation with our high-precision Cylindrical Roller Bearing, engineered to deliver exceptional performance in demanding industrial applications. Crafted to P4 grade standards, these bearings (models 524625, 539090M, 512533) minimize vibration and extend equipment lifespan, even under heavy radial loads. Separated inner and outer rings allow for easy installation and maintenance, while premium bearing steel construction ensures consistent reliability across small to medium-sized dimensions (60-115mm outer diameter). Whether you’re manufacturing machinery or maintaining critical systems, this gearbox bearing reduces downtime and enhances operational efficiency—backed by our commitment to precision and durability.

Wholesale Price (FOB)
¥0.95
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. 524625 539090M 512533
Outer Dimension Small and Medium-Sized (60-115mm)
Material Bearing Steel
Spherical Non-Aligning Bearings
Load Direction Radial Bearing
Separated Separated
Product Name Cylindrical Roller Bearing 307
Bore Size 15-90 mm
Structure Cylindrical
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Vibration Z1V1 Z2V2 Z3V3
Service OEM ODM
Specification 40*90*23mm
Origin China
HS Code 8482500090

Application Industries

Industry Typical Equipment
Industrial Machinery Gearboxes, Machine Tools, Reducers
Automotive Transmission Systems, Drivetrain Components
Manufacturing Printing Machinery, Conveyor Systems

Minimize Gearbox Downtime with High Precision P4 Cylindrical Roller Bearings 524625, 539090M, 512533

Production lines grind to a halt when gearbox bearings fail prematurely, costing thousands in lost output and emergency repairs. Many buyers struggle with inconsistent quality from unknown suppliers or face high minimum orders that tie up capital. Mismatched bearing precision grades can also lead to increased noise, vibration, and shortened service life in critical gearbox applications.

Engineered for Gearbox Performance: Cylindrical Roller Bearings You Can Rely On

Our Cylindrical Roller Bearings 524625, 539090M, and 512533 are designed to address these challenges directly. As an integrated manufacturer with ISO9001 certification, we ensure each bearing meets P4 grade precision standards—critical for maintaining gearbox efficiency and reducing wear. With separated inner and outer rings, these bearings allow for easy installation and replacement, minimizing maintenance time. Whether for industrial gearboxes or automotive transmissions, our bearings deliver the reliability your equipment demands.

Optimal Performance in High-Stress Gearbox Environments

Cylindrical Roller Bearings excel in radial load applications, making them ideal for gearboxes where heavy loads and high speeds are common. The 40*90*23mm specification balances compact size with robust load capacity, suitable for small to medium-sized gearboxes in machine tools, printing presses, and conveyor systems. The use of high-quality bearing steel ensures resistance to wear even under continuous operation, while Z2-Z4 noise grades (available upon request) keep operational sound levels low—essential for factory environments and precision machinery.

Technical Features That Drive Gearbox Reliability

Precision rating P4 is not just a specification—it directly impacts gearbox performance. P4 grade bearings maintain tighter tolerances for bore and outer diameter, reducing radial runout and ensuring smoother power transmission. This precision minimizes vibration, which in turn lowers stress on gear teeth and extends overall gearbox life. The separated design allows for axial displacement, accommodating thermal expansion in high-temperature operating conditions without compromising load capacity. Available lubrication options (grease or oil) let you tailor the bearing to specific speed and temperature requirements, ensuring optimal performance in your unique application.

Why Cutting Corners on Bearings Costs More in the Long Run

Choosing low-quality bearings to save on upfront costs often leads to higher total expenses. A single gearbox failure due to substandard bearings can result in days of downtime, expensive repairs, and lost production. Our Cylindrical Roller Bearings, manufactured in our ISO14001-certified facility, undergo rigorous quality control at every stage—from raw material inspection to final performance testing. This commitment to quality means fewer failures, longer service intervals, and lower maintenance costs over time. When you factor in the 12-month global warranty and free technical support, the value of investing in reliable bearings becomes clear.

Your Trusted Partner for Bearing Solutions Since 2005

With over 18 years of experience serving global buyers across Europe, America, and Southeast Asia, Jinan Saifan Bearing has built a reputation for stability and quality. Our full R&D and QC lab ensures that every bearing meets international standards, while OEM/ODM capabilities allow us to customize solutions for your specific gearbox requirements. We offer flexible ordering with 1pc MOQ for standard items, 3–5 days sample lead time, and 5–15 days bulk delivery—so you get the bearings you need when you need them. Our 12-month warranty includes defect replacement and refund options, backed by responsive after-sales support.

Packaging & Shipping

  • Carton and pallet packaging for secure transportation
  • 3–5 days lead time for samples, 5–15 days for bulk orders
  • Multiple shipping options including T/T, credit card, and Alibaba trade assurance
  • Free samples available (buyer covers freight)
  • 1pc MOQ for standard items, ideal for emergency repairs or small-scale projects

Get Your Gearbox Back to Peak Performance

Don’t let bearing issues slow down your operation. Whether you need a single replacement or bulk order, our high precision P4 Cylindrical Roller Bearings 524625, 539090M, and 512533 are ready to ship. Send us your requirements today, and our technical team will help you confirm the right fit for your gearbox—ensuring minimal downtime and maximum productivity.

Frequently Asked Questions

Q: Are these bearings genuine and traceable?

A: Yes, all our bearings are manufactured in our ISO9001 & ISO14001 certified facility and come with full traceability documentation. We also supply authentic NSK/INA bearings for specific requirements.

Q: How can I confirm if these bearings fit my gearbox?

A: Provide your gearbox model, application details, or required dimensions (bore size, outer diameter, width), and our technical team will verify compatibility free of charge.

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: We accept 1pc MOQ for standard items, making us ideal for emergency repairs or small-batch purchases.

Q: How long does shipping take?

A: Sample lead time is 3–5 days, and bulk delivery takes 5–15 days. We work with reliable logistics providers to ensure timely delivery.

Q: Can you provide custom bearings for unique gearbox designs?

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

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