012.75.4500 Single-row Four Point Angular Contact Ball Slewing Bearings

012.75.4500 Bearing Technical Specifications

Dimensions
  • Bore Diameter(d) 4272 mm
  • Outer Diameter (D) 4726 mm
  • Width(B) 174 mm
Basic Load Rating
  • Dynamic Load Rating (Cr) kN
  • Static Load Rating (Cor) 34100 kN
  • Weight 4000 kg
Bearing Model
012.75.4500
Related Products
010.75.4500 014.75.4500
Bearing Type
Single-row Four Point Angular Contact Ball Slewing Bearings
Gear Type
External gear type
Main Dimensions
4272mm × 4726mm × 174mm
Single-row Four Point Angular Contact Ball Slewing Bearings External gear type Dimensional Diagram

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 4502 mm
d1 4497 mm
H1 162 mm
h 12 mm

Gear

b 150 mm Tooth width
m 150 Module
da 4845 mm Tooth tip diameter of external gear ring
z 191 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

012.75.4500

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.