7646AMB/DB
-
- Bore Diameter(d) 230 mm
- Outer Diameter(D) 329.5 mm
- Width(B) 80 mm
-
- Dynamic Load Rating(Cr) 358 kN
- Static Load Rating(Cor) 605 kN
-
- Weight 22.7 kg
- Main Dimensions
- 230mm × 329.5mm × 80mm
- Bearing Type
- Single Row Angular Contact Ball Bearings
| Model | 7646AMB/DB | |
|---|---|---|
| d | 230 mm | Inside Diameter(I.D.) |
| D | 329.5 mm | Outside Diameter(O.D.) |
| 2B | 80 mm | Width |
| r12 | 2.1 mm | |
| r34 | 1.1 mm | |
| Cr | 358 kN | Dynamic Load Rating |
| Cor | 605 kN | Static Load Rating |
| Mass | 22.7 Kg | Weight |
| Grease | 900 r/min | Limiting Speed (Grease Lubricated) |
| Oil | 1200 r/min | Limiting Speed(Oil Lubricated) |
Single Row Angular Contact Ball Bearings (Model: 7646AMB/DB) 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 230mm, outer diameter of 329.5mm, and width of 80mm. 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 358kN and static load capacity of 605kN. Suitable for high-speed applications, it has a limiting speed of 900 r/min (grease lubrication) and 1200 r/min (oil lubrication), with a weight of 22.7 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
- 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
- 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.