Manufactured by CHG Bearing, the NCF2988V is a precision Full Complement Cylindrical Roller Bearings. Key dimensional parameters include a 440 mm bore diameter, a 600 mm outer diameter, and a 95 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.
NCF2988V - Full Complement Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NCF2988V |
| Brand | CHG® |
| Rolling Element | Cylindrical Roller |
| Construction | Single Row; Full Complement (No Cage) |
| Characteristics | |
| Bearing Type | Single-Row Full-Complement Cylindrical Roller Bearing |
| Series | NCF |
| Load Direction | Radial |
| Limiting Speed — Grease (r/min) | 200 r/min |
| Limiting Speed — Oil (r/min) | 430 r/min |
| Dimensions | |
| Bore Diameter (d) | 440 mm |
| Width (B) | 95 mm |
| Outer Diameter (D) | 600 mm |
| Raceway Diameter Ew | 565.5 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 2100 kN |
| Basic Static Radial Load Rating C0r (kN) | 4160 kN |
| Material | |
| Mass (kg) | 78.2 kg |
| Chamfer Dimension r1,2 (min.) | 4 min. mm |
| Chamfer Dimension r3,4 (min.) | 4 min. mm |
NCF2988V 600 mm 95 mm 440 mm Frequently Asked Questions about NCF2988V Full Complement Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing NCF2988V, 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.
When fitting NCF2988V over a 440 mm shaft, CHG Bearing strictly recommends uniform induction heating (controlled between 90°C and 110°C) or precision hydraulic press sleeves. Under no circumstances should direct impact blows be struck against the rings or cage, as shock loads cause brinelling indents and premature spalling.
In its sealed configuration (Open Type), CHG Bearing pre-charges NCF2988V with premium wide-temperature lithium-complex or polyurea grease, calibrated to a 30%–35% cavity volume ratio. For open-type variants, synthetic PAO or refined mineral lubricating oils with appropriate EP (Extreme Pressure) additives should be circulated.
For international ocean and air freight, CHG Bearing packs NCF2988V 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.
