66/1280/C9 Deep Groove Ball Bearing

66/1280/C9 Bearing Technical Specifications

Deep-Groove-Ball-Bearing
Deep Groove Ball Bearing
  • Bore Diameter(d) 1280mm
  • Outer Diameter (D) 1560mm
  • Width(B) 150mm
  • Dynamic Load Rating (Cr) 939kN
  • Static Load Rating (Cor) 2750kN
  • Weight 606kg

The 66/1280/C9 66 Series Special Deep Groove Ball Bearing is engineered for specialized and custom applications. With dimensions of 1280mm bore diameter, 1560mm outer diameter, and 150mm 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 939kN and static load rating of 2750kN, 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. This bearing includes C9 special clearance for enhanced adaptability to specific working conditions.

Ideal for use in: specialized industrial equipment, custom machinery, unique operating environments, giant industrial fans, oversized conveyors, heavy construction equipment

Main Dimensions

1280mm × 1560mm × 150mm

ID 1280mm Inside diameter(I.D.)
OD 1560mm Outside diameter(O.D.)
B 150mm Width
Cr 939kN Radial dynamic load rating
Cor 2750kN Radial static load rating
Mass 606Kg 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

C9 special clearance (customizable on demand in C0/C2/C3/C4/C5 specifications)

Brand

WJY / OEM Available

Origin

Wafangdian, China (Global bearing manufacturing hub with 30+ years expertise)

Quality Standard

ISO 9001:2015 Certified

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.