718/710AC/DF Angular Contact Ball Bearing

718/710AC/DF Bearing Technical Specifications

  • Bore Diameter(d) 710mm
  • Outer Diameter (D) 870mm
  • Width(B) 148mm
  • Dynamic Load Rating (Cr) 955kN
  • Static Load Rating (Cor) 3240kN
  • Weight 192kg

Single Row Angular Contact Ball Bearings (Model: 718/710AC/DF) with a standard contact angle of 15° are designed to handle combined radial and axial loads effectively. optimized for high-speed applications with moderate axial loads. The bearing has a bore diameter of 710mm, outer diameter of 870mm, and width of 148mm. With fillet radii of 4mm (r12) and -mm (r34), it ensures smooth operation and structural integrity. It offers a dynamic load capacity of 955kN and static load capacity of 3240kN. Suitable for high-speed applications, it has a limiting speed of 370 r/min (grease lubrication) and 480 r/min (oil lubrication), with a weight of 192 kg. Ideal for heavy mining equipment, large gearboxes, this bearing provides reliable performance in demanding industrial environments. Manufactured to strict quality standards, it delivers exceptional precision and durability under varying loads. The manufacturer offers a Standard 12-month warranty extendable up to 18 months through authorized Jinyu distributors. OEM solutions available.

Main Dimensions

710mm × 870mm × 148mm

ID 710 mm Inside diameter(I.D.)
OD 870 mm Outside diameter(O.D.)
2B 148 mm Width
r12 4 mm Outer ring chamfer
r34 - mm Inner ring chamfer
Grease speed 370 r/min Limiting speed (grease lubrication)
Oil speed 480 r/min Limiting speed(oil lubrication)
Cr 955 kN Radial dynamic load rating
Cor 3240 kN Radial static load rating
Mass 192 Kg Weight

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.