Manufactured by CHG Bearing, the 4030X3DF is a precision Double Row Angular Contact Ball Bearings. Key dimensional parameters include a 150 mm bore diameter, a 230 mm outer diameter, and a 71 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.

4030X3DF - Double Row Angular Contact Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 4030X3DF |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Double Row Angular Contact Ball Bearing |
| Number of Rows | Double Row |
| Load Direction | Combined |
| Dimensions | |
| Bore Diameter (d) | 150 mm |
| Width (B) | 71 mm |
| Outer Diameter (D) | 230 mm |
| Minimum Chamfer Dimension rmin | 2.1 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 312 kN |
| Basic Static Load Rating C0 (kN) | 700 kN |
| Material | |
| Mass (kg) | 11.6 kg |
| Cage Material | Bronze |
4030X3DF 230 mm 150 mm 71 mm Frequently Asked Questions about 4030X3DF Double Row Angular Contact Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing 4030X3DF, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for 4030X3DF, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 4030X3DF. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Absolutely. The CHG Bearing 4030X3DF Double Row Angular Contact Ball Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 4030X3DF, FAG 4030X3DF, NSK 4030X3DF. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
