Four Row Cylindrical Roller Rolling Bearing 522310 533880 507336 518214 521065 517423 507339 527104 513729A 513342.N12ba 510350.C4.N12ba 517796 524289b 517795

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Product Description

Basic Specifications
Model
522310, 533880, 507336, 518214, 521065, 517423, 507339
Material
Chrome Steel
Structure
Cylindrical Roller Bearing
Load Direction
Radial Bearing
Hardness
58-62 HRC
Precision
P0 P6 P5 P4 P2
Cage Material
Brass / Steel / Nylon
Vibration Level
Z1V1, Z2V2, Z3V3
Detailed Product Photos
Product Description

Four-row cylindrical roller bearings are designed for heavy radial loads and high-speed operations, specifically for interference fit on the roll neck. These bearings offer high precision and low noise performance in demanding industrial environments.

Bearing Engineering Drawing
Code Design d (mm) D (mm) B (mm) F (mm) Load Dyn (kN) Load Stat (kN) Weight (kg)
50762832102901922361700340038.7
5676235 US2203002002401830335040.9
50733332203101922461830320044.8
51446132203102252442200415054.2
5223103 US2503402302762120405059.7
5338803260360230292.22500500071.5
50733632603702202922200405076
518214226040029029639006300131
Other Bearing Types
Spherical Roller
Spherical Roller Bearing
Angular Contact
Angular Contact Ball Bearing
Taper Roller
Taper Roller Bearing
Deep Groove
Deep Groove Ball Bearing
Industrial Application

Our bearings are widely used in heavy machinery, rolling mills, mining equipment, and high-precision industrial systems.

Bearing Applications
Frequently Asked Questions
Is your company a factory or a trade company?
We are a combination of factory and trade, providing high-quality manufacturing integrated with professional export services.
Do you accept ODM & OEM orders?
Yes, we provide comprehensive ODM & OEM services to worldwide customers, including customized boxes and packaging according to your specific requirements.
How long is the typical lead time?
If the items are in stock, delivery takes 3-5 days. For customized or large-size bearings out of stock, the production cycle is typically 30-40 days.
Do you offer free samples?
Yes, we can provide free samples for small-size bearings, while the customer is responsible for the freight costs.
What are your terms of delivery?
We support various delivery terms including EXW, FOB, CFR, CIF, DDU, and DDP to ensure the most convenient shipping method for our clients.
What is the quality guarantee for your bearings?
We use strictly selected high-grade steel and advanced forging technology. All bearings undergo rigorous testing for precision (P0-P2) and vibration levels before shipment.

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