618/1250 Bearing Technical Specifications
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- Bore Diameter(d) 1250mm
- Outer Diameter (D) 1500mm
- Width(B) 112mm
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- Dynamic Load Rating (Cr) 830kN
- Static Load Rating (Cor) 2740kN
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- Weight 390kg
The 618/1250 618 Series Deep Groove Ball Bearing (Extra Thin-Wall) is engineered for high-speed and space-constrained applications. With dimensions of 1250mm bore diameter, 1500mm outer diameter, and 112mm width, this super giant-bore deep groove ball bearing delivers low-friction, high-speed performance in demanding industrial environments. It features a dynamic load rating of 830kN and static load rating of 2740kN, suitable for both radial and moderate axial load applications. Equipped with a Standard pressed steel cage, it ensures optimal rotational stability and extended service life under targeted operating conditions.
Ideal for use in: large precision machinery, wind turbine components, paper mill equipment, steel mill machinery, giant industrial fans, oversized conveyors, heavy construction equipment
Bearing Type
Main Dimensions
1250mm × 1500mm × 112mm
| ID | 1250mm | Inside diameter(I.D.) |
|---|---|---|
| OD | 1500mm | Outside diameter(O.D.) |
| B | 112mm | Width |
| Cr | 830kN | Radial dynamic load rating |
| Cor | 2740kN | Radial static load rating |
| Mass | 390Kg | Weight |
Material
GCr15 Bearing Steel (Customizable materials: GCr15 Bearing Steel/GCr15SiMn/GCr18Mo/G20Cr2Ni4A)
Cage
Standard pressed steel cage ( customizable on demand in steel, brass, machined brass, etc.)
Precision Rating
P0 (Customizable on demand in P0/P6/P5/P4 grades; higher precision for demanding applications)
Clearance
C3 increased radial clearance (customizable on demand in C0/C2/C3/C4/C5 specifications)
Brand
WJY / OEM Available
Origin
Quality Standard
Delivery Time
- For in-stock own-brand bearings, Dalian JinYu HuaYang guarantees shipment arrangement within 3–5 days after payment confirmation.
- For OEM/ODM orders, the production and delivery lead time for a full container typically ranges from 20–35 days (depending on order complexity).
Shipping Methods
Ocean Freight/Land Transport
Warranty
We provide 12-month warranty, extendable to 18 months via authorized JinYu distributors.
Pricing Information
Bearings prices vary by precision grade, raw material quality, and market dynamics. For customized quotes, please submit an inquiry via our contact form.