719/710AC/DB Bearing Technical Specifications

- Dimensions
-
- Bore Diameter(d) 710 mm
- Outer Diameter (D) 950 mm
- Width(B) 212 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) 1370 kN
- Static Load Rating (Cor) 4500 kN
-
- Weight 389 kg
- Bearing Model
- 719/710AC/DB
- Bearing Type
- Single Row Angular Contact Ball Bearings
- Main Dimensions
- 710mm × 950mm × 212mm
ID | 710 mm | Inside diameter(I.D.) |
---|---|---|
OD | 950 mm | Outside diameter(O.D.) |
2B | 212 mm | Width |
r12 | 5 mm | Outer ring chamfer |
r34 | 2 mm | Inner ring chamfer |
Grease speed | 640 r/min | Limiting speed (grease lubrication) |
Oil speed | 850 r/min | Limiting speed(oil lubrication) |
Cr | 1370 kN | Radial dynamic load rating |
Cor | 4500 kN | Radial static load rating |
Mass | 389 Kg | Weight |
- Brand
- WJY / OEM Available
- Origin
- Wafangdian, China (Global bearing manufacturing hub with 30+ years expertise)
- Precision Rating
- P0 (Standard) / P6 / P5 / P4 (Higher precision for demanding applications)
- Cage
- Steel cage
- Material
-
- GCr15 Bearing Steel (Industry-standard for high load & fatigue resistance)
- GCr15SiMn
- GCr18Mo
- G20Cr2Ni4A
- Clearance
- C3 (standard), customizable to C0/C2/C4/C5
- Quality Standard
- ISO 9001:2015 Certified
Single Row Angular Contact Ball Bearings (Model: 719/710AC/DB) 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 950mm, and width of 212mm. With fillet radii of 5mm (r12) and 2mm (r34), it ensures smooth operation and structural integrity. It offers a dynamic load capacity of 1370kN and static load capacity of 4500kN. Suitable for high-speed applications, it has a limiting speed of 640 r/min (grease lubrication) and 850 r/min (oil lubrication), with a weight of 389 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.
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
Bearing prices vary by precision grade, raw material quality, and market dynamics. For customized quotes, please submit an inquiry via our contact form.