Manufactured by CHG Bearing, the EE430888/431576D is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 225.425 mm bore diameter, a 400.05 mm outer diameter, and a 187.325 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.
EE430888/431576D - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | EE430888/431576D |
| Brand | CHG® |
| Bearing | Double Row Tapered Roller Bearing |
| Characteristics | |
| Series | 370000 |
| Number of Rows | Double Row |
| Tolerance Class | Class 4 |
| Dimensions | |
| Bore Diameter (d) | 225.425 mm |
| Width (B) | 187.325 mm |
| Outer Diameter (D) | 400.05 mm |
| Bore Diameter Tolerance | 0 – +0.025 mm |
| Outside Diameter Tolerance | 0 – +0.051 mm |
| Inner Ring Chamfer | 3.2 mm |
| Outer Ring Chamfer | 3.2 mm |
| Inner Ring Assembly Width Tolerance | -0.508 – +0.711 mm |
| Outer Ring Assembly Width | 152.4 mm |
| Outer Ring Assembly Width Tolerance | -0.508 – +0.711 mm |
| Shaft Abutment Diameter | 238.7 mm |
| Housing Abutment Diameter | 355.9 mm |
| Lubrication Hole Diameter | 6 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1610 kN |
| Basic Static Load Rating C0 (kN) | 2920 kN |
| Material | |
| Mass (kg) | 74.8 kg |
| Ring Material | Bearing Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 12 mm |
| Roller Material | Bearing Steel |
EE430888/431576D 400.05 mm 225.425 mm 187.325 mm Frequently Asked Questions about EE430888/431576D Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Engineered according to international ISO boundary plans, CHG Bearing supplies EE430888/431576D with a precision bore diameter (d) of 225.425 mm, an outside diameter (D) of 400.05 mm, and a nominal ring width (B) of 187.325 mm. This configuration yields an effective cross-sectional wall thickness of 87.3 mm and an envelope ratio (D/d) of 1.77, delivering compact rigidity for OEM machinery housings.
To extend the trouble-free lifespan of CHG Bearing EE430888/431576D, 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.
To ensure optimum performance of CHG Bearing EE430888/431576D Double Row Tapered Roller Bearings under general rotational loads, our application engineers advise an inner-ring shaft tolerance of m5 or k5 for the 225.425 mm bore. For the 400.05 mm outer ring, an H7 or J7 housing bore fit is recommended to eliminate creep while accommodating normal thermal gradient expansion.
For international ocean and air freight, CHG Bearing packs EE430888/431576D with industrial VCI anti-corrosion barrier wrapping, sealed polybags, individual cartons, and fumigated ocean-worthy wooden crates. This multi-layer barrier guarantees rust-free storage for a minimum shelf life of 24 to 36 months.
