Manufactured by CHG Bearing, the 619/710MA is a precision Deep Groove Ball Bearings. Key dimensional parameters include a 710 mm bore diameter, a 950 mm outer diameter, and a 106 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.
619/710MA - Deep Groove Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 619/710MA |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Deep Groove Ball Bearing |
| Seal Type | Open |
| Number of Rows | Single Row |
| Tolerance Class | P5 |
| Load Direction | Radial |
| Dimensions | |
| Bore Diameter (d) | 710 mm |
| Width (B) | 106 mm |
| Outer Diameter (D) | 950 mm |
| Bore Diameter Tolerance | -0.04 – 0 mm |
| Outside Diameter Tolerance | -0.04 – 0 mm |
| Width Tolerance | -0.75 – 0 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 736 kN |
| Basic Static Load Rating C0 (kN) | 1680 kN |
| Material | |
| Mass (kg) | 214 kg |
| Ring Material | Bearing Steel |
| Cage Material | Brass |
| Ball Material | Bearing Steel |
619/710MA 950 mm 710 mm 106 mm Frequently Asked Questions about 619/710MA Deep Groove Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing 619/710MA, 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.
Engineered according to international ISO boundary plans, CHG Bearing supplies 619/710MA with a precision bore diameter (d) of 710 mm, an outside diameter (D) of 950 mm, and a nominal ring width (B) of 106 mm. This configuration yields an effective cross-sectional wall thickness of 120.0 mm and an envelope ratio (D/d) of 1.34, delivering compact rigidity for OEM machinery housings.
When fitting 619/710MA over a 710 mm shaft, CHG Bearing strictly recommends uniform induction heating (controlled between 90°C and 110°C) or precision hydraulic press sleeves. Under no circumstances should direct impact blows be struck against the rings or cage, as shock loads cause brinelling indents and premature spalling.
Standard batches of CHG Bearing 619/710MA conform strictly to ISO Class Normal (ABEC-1). For high-precision machine tool spindles, gearboxes, or robotics requiring tighter runouts, CHG Bearing can provide custom batches graded to ISO Class 6 (P6/ABEC-3) or ISO Class 5 (P5/ABEC-5) with 100% micrometer verification.
