Manufactured by CHG Bearing, the 2797/2680GK is a precision Crossed Roller Slewing Bearings. Key dimensional parameters include a 2680 mm bore diameter, a 3325 mm outer diameter, and a 300 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.
2797/2680GK - Crossed Roller Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 2797/2680GK |
| Brand | CHG® |
| Gear Type | Gearless |
| Characteristics | |
| Bearing Type | Single-row Crossed Roller Slewing Bearing |
| Row Configuration | Single-row |
| Dimensions | |
| Bore Diameter (d) | 2680 mm |
| Width (B) | 300 mm |
| Outer Diameter (D) | 3325 mm |
| Inner/Outer Ring Height H1 | 270 mm |
| End-face Height Difference h | 30 mm |
| Number of Lubrication Holes n1 | 4 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 3242 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 2754 mm |
| Lubrication Port Thread / Size Φ1 | 16 |
| Inner Ring Mounting Hole Count n2 | 32 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 33 |
| Outer Ring Mounting Hole Count n3 | 32 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 33 |
| Gear Data | |
| Gear Module m | 16 mm |
| Gear Tip Diameter De | 2592 mm |
| Number of Gear Teeth z | 164 |
| Gear Face Width b | 180 mm |
| Addendum Modification Coefficient x | 0 |
| Reference Data | |
| Reference Mass (kg) | 6641 kg |
2797/2680GK 3325 mm 2680 mm 300 mm 3242 mm 2754 mm Frequently Asked Questions about 2797/2680GK Crossed Roller Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Beyond standard alloy steel, CHG Bearing can customize the 2797/2680GK Crossed Roller Slewing Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
To safeguard CHG Bearing 2797/2680GK against fretting wear and false brinelling during transport or vibration, assemble mating surfaces (2680 mm x 3325 mm) using anti-fretting mounting paste. Maintaining strict alignment and avoiding prolonged static vibration will preserve raceway polish.
Absolutely. The CHG Bearing 2797/2680GK Crossed Roller Slewing Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 2797/2680GK, FAG 2797/2680GK, NSK 2797/2680GK. 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 2797/2680GK with a precision bore diameter (d) of 2680 mm, an outside diameter (D) of 3325 mm, and a nominal ring width (B) of 300 mm. This configuration yields an effective cross-sectional wall thickness of 322.5 mm and an envelope ratio (D/d) of 1.24, delivering compact rigidity for OEM machinery housings.
