111.50.4500 Bearing Technical Specifications

- Dimensions
-
- Bore Diameter(d) 4272 mm
- Outer Diameter (D) 4726 mm
- Width(B) 134 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) kN
- Static Load Rating (Cor) 19800 kN
-
- Weight 3100 kg
- Bearing Model
- 111.50.4500
- Bearing Type
- Single-Row Crossed Roller Slewing Bearings
- Gear Type
- External gear type
- Main Dimensions
- 4272mm × 4726mm × 134mm

Bolt Hole Diameter
D1 | 4636 mm |
---|---|
D2 | 4364 mm |
dn1 dn2 | 45 |
dm1 dm2 | M42 |
L | 84 mm |
n | 60 mm |
Structure dimensions
n1 | 10 mm |
---|---|
D1 | 4497 mm |
d1 | 4503 mm |
H1 | 122 mm |
h | 12 mm |
Gear
b | 110 mm | Tooth width |
---|---|---|
m | 110 | Module |
da | 4166.8 mm | Tooth tip diameter of external gear ring |
z | 190 | 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: 111.50.4500) are engineered for high rigidity and precision in rotational applications. With a bore diameter of 4272mm, outer diameter of 4726mm, and width of 134mm, this bearing provides stable load support. It offers a static load capacity of 19800kN and weighs 3100 kg. Gear type: External gear type (suitable for super large-scale applications (e.g., port cranes, steelmaking equipment)). 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.