Manufactured by CHG Bearing, the FCD6490240 is a precision Four-Row Cylindrical Roller Bearings. Key dimensional parameters include a 320 mm bore diameter, a 450 mm outer diameter, and a 240 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.
FCD6490240 - Four-Row Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | FCD6490240 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Cylindrical Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | P0 |
| Dimensions | |
| Bore Diameter (d) | 320 mm |
| Width (B) | 240 mm |
| Outer Diameter (D) | 450 mm |
| Bore Diameter Tolerance | -0.040 – 0 mm |
| Outside Diameter Tolerance | -0.045 – 0 mm |
| Width Tolerance | -0.40 – 0 mm |
| Enveloping Circle Diameter Fw | 335 mm |
| Inner Ring Chamfer | 3 min mm |
| Outer Ring Chamfer | 3 min mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 2440 kN |
| Basic Static Load Rating C0 (kN) | 6120 kN |
| Material | |
| Mass (kg) | 121 kg |
| Ring Material | Bearing Steel / Case-Hardened Steel |
| Rolling Element Material | Bearing Steel / Case-Hardened Steel |
| Cage Material | Brass |
| Lubrication Groove Width | 12 mm |
| Lubrication Holes (qty × Ø mm) | 6 × Ø6 |
FCD6490240 450 mm 320 mm 335 mm 240 mm Frequently Asked Questions about FCD6490240 Four-Row Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
For international ocean and air freight, CHG Bearing packs FCD6490240 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.
To safeguard CHG Bearing FCD6490240 against fretting wear and false brinelling during transport or vibration, assemble mating surfaces (320 mm x 450 mm) using anti-fretting mounting paste. Maintaining strict alignment and avoiding prolonged static vibration will preserve raceway polish.
Sourcing FCD6490240 directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Four-Row Cylindrical Roller Bearings.
Engineered according to international ISO boundary plans, CHG Bearing supplies FCD6490240 with a precision bore diameter (d) of 320 mm, an outside diameter (D) of 450 mm, and a nominal ring width (B) of 240 mm. This configuration yields an effective cross-sectional wall thickness of 65.0 mm and an envelope ratio (D/d) of 1.41, delivering compact rigidity for OEM machinery housings.
