71956A/DBA Bearing Overview
Image for reference only.
Core Parameters
- Main Dimensions 280mm × 380mm × 92mm
- Dynamic Load (Cr) 410 kN
- Static Load (Cor) 745 kN
- Weight 33.2 kg
Bearing Type
| ID | 280 mm | Inside diameter(I.D.) |
|---|---|---|
| OD | 380 mm | Outside diameter(O.D.) |
| 2B | 92 mm | Width |
| r12 | 2.1 mm | Outer ring chamfer |
| r34 | 1.1 mm | Inner ring chamfer |
| Grease speed | 950 r/min | Limiting speed (grease lubrication) |
| Oil speed | 1400 r/min | Limiting speed(oil lubrication) |
| Cr | 410 kN | Radial dynamic load rating |
| Cor | 745 kN | Radial static load rating |
| Mass | 33.2 Kg | Weight |
Cage
Steel cage (Customizable: Steel / Brass / Machined Brass)
Precision Rating
(P0 / P6 / P5 / P4 available)
Clearance
Brand
WJY / OEM Available
Origin
Wafangdian, China (30+ years bearing manufacturing hub)
Quality Standard
OEM & Customization
Custom materials, cages, precision & clearance available.
Product Description
Single Row Angular Contact Ball Bearings (Model: 71956A/DBA) with a standard contact angle of 40° are designed to handle combined radial and axial loads effectively. ideal for heavy axial loads and high stiffness requirements. The bearing has a bore diameter of 280mm, outer diameter of 380mm, and width of 92mm. With fillet radii of 2.1mm (r12) and 1.1mm (r34), it ensures smooth operation and structural integrity. It offers a dynamic load capacity of 410kN and static load capacity of 745kN. Suitable for high-speed applications, it has a limiting speed of 950 r/min (grease lubrication) and 1400 r/min (oil lubrication), with a weight of 33.2 kg. Ideal for precision machine tools, small to medium 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 & 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.