Manufactured by CHG Bearing, the 1787/710G2K is a precision Four-Point Contact Ball Slewing Bearings. Key dimensional parameters include a 710 mm bore diameter, a 894 mm outer diameter, and a 67 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.
1787/710G2K - Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 1787/710G2K |
| Brand | CHG® |
| Gear Type | External Gear |
| Characteristics | |
| Bearing Type | Single-row Four-point Contact Ball Slewing Bearing |
| Row Configuration | Single-row |
| Dimensions | |
| Bore Diameter (d) | 710 mm |
| Width (B) | 67 mm |
| Outer Diameter (D) | 894 mm |
| Number of Lubrication Holes n1 | 3 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 875 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 760 mm |
| Lubrication Port Thread / Size Φ1 | 10 |
| Inner Ring Mounting Hole Count n2 | 12 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 12 |
| Outer Ring Mounting Hole Count n3 | 8 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 10 |
| Gear Data | |
| Gear Module m | 6 mm |
| Gear Tip Diameter De | 924 mm |
| Number of Gear Teeth z | 152 |
| Gear Face Width b | 55 mm |
| Addendum Modification Coefficient x | 0 |
| Reference Data | |
| Reference Mass (kg) | 107 kg |
1787/710G2K 894 mm 875 mm 710 mm 67 mm 760 mm Frequently Asked Questions about 1787/710G2K Four-Point Contact Ball Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing 1787/710G2K, 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, 100% of 1787/710G2K Four-Point Contact Ball Slewing Bearings 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.
Absolutely. The CHG Bearing 1787/710G2K Four-Point Contact Ball Slewing Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 1787/710G2K, FAG 1787/710G2K, NSK 1787/710G2K. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 1787/710G2K 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.
