7220ACM/DB Bearing Technical Specifications
- Dimensions
-
- Bore Diameter(d) 100 mm
- Outer Diameter (D) 180 mm
- Width(B) 68 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) 242 kN
- Static Load Rating (Cor) 260 kN
-
- Weight 7.48 kg
- Bearing Model
- 7220ACM/DB
- Bearing Type
- Single Row Angular Contact Ball Bearings
- Main Dimensions
- 100mm × 180mm × 68mm
| ID | 100 mm | Inside diameter(I.D.) |
|---|---|---|
| OD | 180 mm | Outside diameter(O.D.) |
| 2B | 68 mm | Width |
| r12 | 2.1 mm | Outer ring chamfer |
| r34 | 1.1 mm | Inner ring chamfer |
| Grease speed | 4600 r/min | Limiting speed (grease lubrication) |
| Oil speed | 6100 r/min | Limiting speed(oil lubrication) |
| Cr | 242 kN | Radial dynamic load rating |
| Cor | 260 kN | Radial static load rating |
| Mass | 7.48 Kg | Weight |
Brand
WJY / OEM Available
Origin
Precision Rating
P0 (Standard) / P6 / P5 / P4 (Higher precision for demanding applications)
Cage
Machined brass 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
Single Row Angular Contact Ball Bearings (Model: 7220ACM/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 100mm, outer diameter of 180mm, and width of 68mm. 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 242kN and static load capacity of 260kN. Suitable for high-speed applications, it has a limiting speed of 4600 r/min (grease lubrication) and 6100 r/min (oil lubrication), with a weight of 7.48 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 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.