Single Row Angular Contact Ball Bearings 71956AC/DB

71956AC/DB

  • Bore Diameter(d) 280 mm
  • Outer Diameter(D) 380 mm
  • Width(B) 92 mm
  • Dynamic Load Rating(Cr) 436 kN
  • Static Load Rating(Cor) 810 kN
  • Weight 31.4 kg
Main Dimensions
280mm × 380mm × 92mm
Bearing Type
Single Row Angular Contact Ball Bearings
Model 71956AC/DB
d 280 mm Inside Diameter(I.D.)
D 380 mm Outside Diameter(O.D.)
2B 92 mm Width
r12 2.1 mm
r34 1.1 mm
Cr 436 kN Dynamic Load Rating
Cor 810 kN Static Load Rating
Mass 31.4 Kg Weight
Grease 950 r/min Limiting Speed (Grease Lubricated)
Oil 1400 r/min Limiting Speed(Oil Lubricated)

Single Row Angular Contact Ball Bearings (Model: 71956AC/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 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 436kN and static load capacity of 810kN. 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 31.4 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.

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
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 for all our products.
Pricing Information
Bearings prices vary based on precision grade, raw materials, and market factors. For customized quotes, please submit an inquiry.