NNU4960/C3W33 Bearing Overview
Image for reference only.
Core Parameters
- Main Dimensions 300mm × 420mm × 118mm
- Dynamic Load (Cr) 1050 kN
- Static Load (Cor) 2800 kN
- Weight 51.6 kg
Bearing Type
Technical Specifications
| ID | 300mm | Inside diameter |
|---|---|---|
| OD | 420mm | Outside diameter |
| B | 118mm | Width |
| Cr | 1050kN | Dynamic load rating |
| Cor | 2800kN | Static load rating |
| Mass | 51.6Kg | Weight |
Material
GCr15 Bearing Steel (Customizable: GCr15 / GCr15SiMn / GCr18Mo / G20Cr2Ni4A)
Cage
Standard cage (Customizable: Steel / Brass / Machined Brass)
Precision Rating
P0 (P0 / P6 / P5 / P4 available)
Clearance
C3 clearance (C0 / C2 / C3 / C4 / C5 available)
Brand
WJY / OEM Available
Origin
Wafangdian, China (30+ years bearing manufacturing hub)
Quality Standard
OEM & Customization
Custom materials, cages, precision & clearance available.
Product Description
The NNU4960/C3W33 NNU Series Double Row Cylindrical Roller Bearing is designed for extremely high radial load precision applications. With dimensions of 300mm bore diameter, 420mm outer diameter, and 118mm width, this standard bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 1050kN and static load rating of 2800kN for exceptional load capacity in heavy-duty applications. The inner ring without flanges, outer ring without flanges design provides optimal performance for specific application requirements. Featuring C3 clearance for enhanced operational reliability.
Commonly used in: precision machineryindustrial equipmentrolling millsmachine tool spindlesindustrial gearboxesapplications requiring regular lubrication
Delivery & Service
Delivery Time
In-stock: 3–5 days; OEM/ODM: 20–35 days.
Shipping Methods
Ocean Freight / Land Transport
Warranty
12-month warranty, extendable to 18 months.
Pricing Information
Prices vary by precision & material. Please submit an inquiry for best quote.