Manufactured by CHG Bearing, the 32048 is a precision Single Row Tapered Roller Bearings. Key dimensional parameters include a 240 mm bore diameter, a 360 mm outer diameter, and a 76 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.

32048 - Single Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 32048 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Single Row Tapered Roller Bearing |
| Number of Rows | Single Row |
| Tolerance Class | P5 |
| Dimensions | |
| Bore Diameter (d) | 240 mm |
| Width (B) | 76 mm |
| Outer Diameter (D) | 360 mm |
| Outer Ring Width C | 57 mm |
| Bore Diameter Tolerance | -0.022 – 0 mm |
| Outside Diameter Tolerance | -0.028 – 0 mm |
| Inner Ring Chamfer | 4 min mm |
| Outer Ring Chamfer | 3 min mm |
| Shaft Abutment Diameter | 254 mm |
| Housing Abutment Diameter | 318 mm |
| Overall Bearing Width Tolerance | -0.25 – +0.35 mm |
| Inner Ring Width B | 76 mm |
| Inner Ring Width Tolerance | -0.60 – 0 mm |
| Outer Ring Width Tolerance | -0.60 – 0 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 850 kN |
| Basic Static Load Rating C0 (kN) | 1560 kN |
| Material | |
| Mass (kg) | 20.4 kg |
| Ring Material | Bearing Steel |
| Rolling Element Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | Grade 10 Steel |
32048 360 mm 240 mm 76 mm Frequently Asked Questions about 32048 Single Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 32048 correlates its dynamic capacity (standard dynamic) with equivalent dynamic loads. In controlled industrial settings with proper contamination-free filtration, field data confirms continuous operational longevity exceeding 20,000 to 50,000 service hours.
Model 32048 is manufactured by CHG Bearing in standard Normal clearance (CN) for ambient temperature transmission, and C3 or C4 clearance for heavy duty applications. C3 clearance compensates for radial shrinkage caused by tight shaft press-fits (bore 240 mm) and steep thermal gradients between inner and outer rings.
Engineered according to international ISO boundary plans, CHG Bearing supplies 32048 with a precision bore diameter (d) of 240 mm, an outside diameter (D) of 360 mm, and a nominal ring width (B) of 76 mm. This configuration yields an effective cross-sectional wall thickness of 60.0 mm and an envelope ratio (D/d) of 1.5, delivering compact rigidity for OEM machinery housings.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 32048. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
