Manufactured by CHG Bearing, the 787/1628G2K1 is a precision Four-Point Contact Ball Slewing Bearings. Key dimensional parameters include a 1628 mm bore diameter, a 1927 mm outer diameter, and a 130 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.
787/1628G2K1 - Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 787/1628G2K1 |
| Brand | CHG® |
| Gear Type | Gearless |
| Characteristics | |
| Bearing Type | Single-row Four-point Contact Ball Slewing Bearing |
| Row Configuration | Single-row |
| Dimensions | |
| Bore Diameter (d) | 1628 mm |
| Width (B) | 130 mm |
| Outer Diameter (D) | 1927 mm |
| Number of Lubrication Holes n1 | 4 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 1875 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 1680 mm |
| Lubrication Port Thread / Size Φ1 | 10 |
| Inner Ring Mounting Hole Count n2 | 36 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 26 |
| Outer Ring Mounting Hole Count n3 | 36 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 26 |
| Reference Data | |
| Reference Mass (kg) | 717 kg |
787/1628G2K1 1927 mm 1628 mm 130 mm 1680 mm 1875 mm Frequently Asked Questions about 787/1628G2K1 Four-Point Contact Ball Slewing 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 787/1628G2K1 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.
Quality starts with raw material selection: CHG Bearing crafts 787/1628G2K1 inner and outer rings from high-purity High-Quality Chrome Steel (GCr15/100Cr6). Our raw billets undergo vacuum degassing and secondary ESR (electroslag remelting) processes to drastically eliminate non-metallic sulfide and oxide inclusions, elevating subsurface contact fatigue resistance.
Absolutely. The CHG Bearing 787/1628G2K1 Four-Point Contact Ball Slewing Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 787/1628G2K1, FAG 787/1628G2K1, NSK 787/1628G2K1. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Engineered according to international ISO boundary plans, CHG Bearing supplies 787/1628G2K1 with a precision bore diameter (d) of 1628 mm, an outside diameter (D) of 1927 mm, and a nominal ring width (B) of 130 mm. This configuration yields an effective cross-sectional wall thickness of 149.5 mm and an envelope ratio (D/d) of 1.18, delivering compact rigidity for OEM machinery housings.
