Manufactured by CHG Bearing, the 71992 is a precision Angular Contact Ball Bearings（718 / 719 SERIES）. Key dimensional parameters include a 460 mm bore diameter, a 620 mm outer diameter, and a 74 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.
71992 - Angular Contact Ball Bearings（718 / 719 SERIES）
Technical Specifications
| Overview | |
|---|---|
| Part Number | 71992 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Angular Contact Ball Bearing |
| Series | 719 |
| Seal Type | Open / Contact Seal Options |
| Load Direction | Radial |
| Row Configuration | Single Row |
| Dimensions | |
| Bore Diameter (d) | 460 mm |
| Width (B) | 74 mm |
| Outer Diameter (D) | 620 mm |
| Bore Diameter Tolerance | -0.045-0 mm |
| Outside Diameter Tolerance | -0.05-0 mm |
| Width Tolerance | -0.45-0 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 456 kN |
| Basic Static Radial Load Rating C0r (kN) | 936 kN |
| Limiting Speed – Grease (r/min) | 750 r/min |
| Limiting Speed – Oil (r/min) | 900 (r/min) |
| Material | |
| Mass (kg) | 58 kg |
| Ring Material | Stainless Steel / Bearing Steel |
| Cage Material | Brass / PEEK / Polyimide / Phenolic Resin Fabric Laminate |
| Ball Material | Stainless Steel / Bearing Steel / Ceramic |
| Operating Temperature Range (°C) | -50 to +100 °C |
| Precision Class | P0 |
| Radial Internal Clearance | 0.07-0.190 mm |
71992 620 mm 460 mm 74 mm Frequently Asked Questions about 71992 Angular Contact Ball Bearings（718 / 719 SERIES）
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 71992. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Each 71992 produced in CHG Bearing manufacturing facilities features accurately profiled corner chamfers complying with DIN 5412 / ISO standard corner radii. When designing mating shafts and housing shoulders, machining an undercut or fillet radius strictly within the inner ring clearance limit (460 mm bore side) ensures perfect planar contact without edge binding.
Model 71992 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 460 mm) and steep thermal gradients between inner and outer rings.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for 71992, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
