Manufactured by CHG Bearing, the NNCF4888V is a precision Full Complement Cylindrical Roller Bearings. Key dimensional parameters include a 440 mm bore diameter, a 540 mm outer diameter, and a 100 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.
NNCF4888V - Full Complement Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NNCF4888V |
| Brand | CHG® |
| Rolling Element | Cylindrical Roller |
| Construction | Double Row; Full Complement (No Cage) |
| Characteristics | |
| Bearing Type | Double-Row Full-Complement Cylindrical Roller Bearing |
| Series | NNCF |
| Load Direction | Radial |
| Limiting Speed — Grease (r/min) | 220 r/min |
| Limiting Speed — Oil (r/min) | 450 r/min |
| Dimensions | |
| Bore Diameter (d) | 440 mm |
| Width (B) | 100 mm |
| Outer Diameter (D) | 540 mm |
| Raceway Diameter Ew | 514.6 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 1350 kN |
| Basic Static Radial Load Rating C0r (kN) | 4150 kN |
| Material | |
| Mass (kg) | 51.5 kg |
| Chamfer Dimension r1,2 (min.) | 2.1 min. mm |
| Chamfer Dimension r3,4 (min.) | N/A min. mm |
NNCF4888V 440 mm 540 mm 100 mm Frequently Asked Questions about NNCF4888V Full Complement Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for NNCF4888V, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
Engineered according to international ISO boundary plans, CHG Bearing supplies NNCF4888V with a precision bore diameter (d) of 440 mm, an outside diameter (D) of 540 mm, and a nominal ring width (B) of 100 mm. This configuration yields an effective cross-sectional wall thickness of 50.0 mm and an envelope ratio (D/d) of 1.23, delivering compact rigidity for OEM machinery housings.
As standard production, CHG Bearing subjects NNCF4888V to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
Every production batch of CHG Bearing NNCF4888V Full Complement Cylindrical Roller Bearings comes with complete traceability. Upon shipment, CHG Bearing can provide EN 10204 3.1 Material Test Reports (MTR), Certificates of Conformity (CoC), spectral chemical composition analysis, and dimensional inspection sheets.
