NN3056K Bearing Overview
Image for reference only.
Core Parameters
- Main Dimensions 280mm × 420mm × 106mm
- Dynamic Load (Cr) 1170 kN
- Static Load (Cor) 2290 kN
- Weight 49.7 kg
Bearing Type
Technical Specifications
| ID | 280mm | Inside diameter |
|---|---|---|
| OD | 420mm | Outside diameter |
| B | 106mm | Width |
| Cr | 1170kN | Dynamic load rating |
| Cor | 2290kN | Static load rating |
| Mass | 49.7Kg | 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 NN3056K NN Series Double Row Cylindrical Roller Bearing is designed for very high radial load precision applications. With dimensions of 280mm bore diameter, 420mm outer diameter, and 106mm width, this standard bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 1170kN and static load rating of 2290kN 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 tapered bore 1:12 for enhanced operational reliability.
Commonly used in: machine tool spindlesprecision equipmentindustrial gearboxesapplications requiring tapered bore mounting
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.