Manufactured by CHG Bearing, the 60.3*70.29 is a precision Tapered 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.
60.3*70.29 - Tapered Rollers
Technical Specifications
| Overview | |
|---|---|
| Part Number | 60.3*70.29 |
| Brand | CHG® |
| Product Type | Tapered Roller |
| Taper Angle | 1°7' |
| Dimensions | |
| Roller Length, Lw | 70.29 mm |
| Center Recess Diameter | 28 mm |
| Through-hole Diameter | 14.5 mm |
| Center Recess Depth | 2 mm |
| Large-end Diameter, Dw | 60.3 mm |
| Spherical End Radius, SR | 1469 mm |
| Through-hole Chamfer | - mm |
| Large-end Diameter Tolerance | -0.005 to +0.03 mm |
| Through-hole Coaxiality | 0.07 mm |
| Rolling Surface Roughness, Ra (µm) | 0.25 |
| Axial Chamfer — Large End | 1.5 mm |
| Axial Chamfer Tolerance — Large End | -0.5 to +0.5 mm |
| Radial Chamfer — Large End | 1.2 mm |
| Radial Chamfer Tolerance — Large End | -0.4 to +0.4 mm |
| Axial Chamfer — Small End | 1.2 mm |
| Axial Chamfer Tolerance — Small End | -0.4 to +0.4 mm |
| Radial Chamfer — Small End | 1.5 mm |
| Radial Chamfer Tolerance — Small End | -0.5 to +0.5 mm |
| Performance | |
| Spherical End Surface Roughness, Ra (µm) | 0.32 µm |
| Dimensional & Geometrical Accuracy | |
| Roller Length Tolerance | -0.4 to 0 mm |
| End-face Runout | - mm |
| Diameter Variation Between Ends | ±0.004 mm |
| Roundness | 0.003 mm |
| Ovality | 0.003 mm |
60.3*70.29 60.3 mm 70.29 mm 1469 mm Frequently Asked Questions about 60.3*70.29 Tapered Rollers
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Engineered according to international ISO boundary plans, CHG Bearing supplies 60.3*70.29 with a precision bore diameter (d) of mm, an outside diameter (D) of mm, and a nominal ring width (B) of mm. This configuration yields an effective cross-sectional wall thickness of 0 mm and an envelope ratio (D/d) of 0, delivering compact rigidity for OEM machinery housings.
As standard production, CHG Bearing subjects 60.3*70.29 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.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 60.3*70.29. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Yes, 100% of 60.3*70.29 Tapered Rollers leaving CHG Bearing production lines are subjected to multi-frequency Anderometer sound testing. All units satisfy baseline Z1V1 levels, with dedicated quiet-running electric motor quality (EMQ) lots certified to Z2V2 and Z3V3 standards for silent machinery integration.
