Manufactured by CHG Bearing, the 24*43 is a precision Cylindrical Rollers. Key dimensional parameters include a mm bore diameter, a mm outer diameter, and a 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.

24*43 - Cylindrical Rollers
Technical Specifications
| Overview | |
|---|---|
| Part Number | 24*43 |
| Brand | CHG® |
| Product Type | Cylindrical Roller |
| Dimensions | |
| Roller Diameter, Dw | 24 mm |
| Roller Length, Lw | 43 mm |
| Center Recess Diameter | 10 mm |
| Through-hole Diameter | - mm |
| Center Recess Depth | 1 mm |
| Dimensional & Geometrical Accuracy | |
| Roller Diameter Tolerance | -0.02-0.005 mm |
| Roller Length Tolerance | -0.04 to -0.02 mm |
| Through-hole Runout | - mm |
| End-face Runout | 0.005 mm |
| Diameter Variation Between Ends | 0.002 mm |
| Roundness | 0.001 mm |
| Ovality | 0.001 mm |
| Surface Finish | |
| Outside Diameter Surface Roughness, Ra (µm) | 0.125 µm |
| End-face Surface Roughness, Ra (µm) | 0.16 µm |
| Chamfer Geometry | |
| Axial Chamfer | 0.8 mm |
| Axial Chamfer Tolerance | -0.2 to +0.2 mm |
| Radial Chamfer | 0.8 mm |
| Radial Chamfer Tolerance | -0.2 to +0.2 mm |
24*43 24 mm 43 mm Frequently Asked Questions about 24*43 Cylindrical Rollers
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Quality starts with raw material selection: CHG Bearing crafts 24*43 inner and outer rings from high-purity High-Quality Chrome Steel (GCr15/100Cr6). Our raw billets undergo vacuum degassing and secondary ESR (electroslag remelting) processes to drastically eliminate non-metallic sulfide and oxide inclusions, elevating subsurface contact fatigue resistance.
To extend the trouble-free lifespan of CHG Bearing 24*43, 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 24*43, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
As standard production, CHG Bearing subjects 24*43 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.
