023.60.4500 Double-Row Step Bore Ball Slewing Bearings

023.60.4500 Bearing Technical Specifications

Dimensions
  • Bore Diameter(d) 4222 mm
  • Outer Diameter (D) 4778 mm
  • Width(B) 226 mm
Basic Load Rating
  • Dynamic Load Rating (Cr) kN
  • Static Load Rating (Cor) 26700 kN
  • Weight 4700 kg
Bearing Model
023.60.4500
Related Products
020.60.4500 021.60.4500
Bearing Type
Double-Row Step Bore Ball Slewing Bearings
Gear Type
Internal gear type
Main Dimensions
4222mm × 4778mm × 226mm
Double-Row Step Bore Ball Slewing Bearings Internal gear type Dimensional Diagram

Bolt Hole Diameter

D1 4688 mm
D2 4312 mm
dn1 dn2 45
dm1 dm2 M42
L 84 mm
n 60 mm

Structure dimensions

n1 10 mm
D1 mm
d1 mm
H1 214 mm
h 56 mm

Gear

b 150 mm Tooth width
m 150 Module
da 4122.8 mm Tooth tip diameter of internal gear ring
z 188 Number of teeth of internal 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

Double-Row Step Bore Ball Slewing Bearings (Model: 023.60.4500) are engineered for heavy-duty slewing applications. With a bore diameter of 4222mm, outer diameter of 4778mm, and width of 226mm, it features This double-row step bore design provides exceptional load distribution across two rows of balls, enabling high axial and radial load capacities while maintaining compact dimensions. The step bore configuration simplifies installation and alignment in complex machinery.. Static load capacity: 26700kN | Weight: 4700 kg | Gear type: Internal gear type. Suitable for large-scale marine equipment, steel mill turntables, and bridge bearings, it ensures reliable operation under heavy loads and harsh environmental conditions. 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.