112.28.1120 Bearing Technical Specifications
- Dimensions
-
- Bore Diameter(d) 998 mm
- Outer Diameter (D) 1242 mm
- Width(B) 82 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) kN
- Static Load Rating (Cor) 2620 kN
-
- Weight 230 kg
- Bearing Model
- 112.28.1120
- Bearing Type
- Single-Row Crossed Roller Slewing Bearings
- Gear Type
- External gear type
- Main Dimensions
- 998mm × 1242mm × 82mm
Bolt Hole Diameter
| D1 | 1198 mm |
|---|---|
| D2 | 1042 mm |
| dn1 dn2 | 22 |
| dm1 dm2 | M20 |
| L | 40 mm |
| n | 36 mm |
Structure dimensions
| n1 | 6 mm |
|---|---|
| D1 | 1118 mm |
| d1 | 1122 mm |
| H1 | 72 mm |
| h | 10 mm |
Gear
| b | 65 mm | Tooth width |
|---|---|---|
| m | 65 | Module |
| da | 940.8 mm | Tooth tip diameter of external gear ring |
| z | 79 | Number of teeth of external gear |
- 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)
- 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 Crossed Roller Slewing Bearings (Model: 112.28.1120) are engineered for high rigidity and precision in rotational applications. With a bore diameter of 998mm, outer diameter of 1242mm, and width of 82mm, this bearing provides stable load support. It offers a static load capacity of 2620kN and weighs 230 kg. Gear type: External gear type (suitable for small to medium industrial equipment (e.g., light cranes, small excavators)). Ideal for machinery requiring precise slewing motion, it ensures smooth rotation and reliable performance under heavy 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.