Manufactured by CHG Bearing, the 2787/546G2 is a precision Four-Point Contact Ball Slewing Bearings. Key dimensional parameters include a mm bore diameter, a 748 mm outer diameter, and a 56 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.
2787/546G2 - Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 2787/546G2 |
| Brand | CHG® |
| Gear Type | Internal Gear |
| Characteristics | |
| Bearing Type | Single-row Four-point Contact Ball Slewing Bearing |
| Row Configuration | Single-row |
| Dimensions | |
| Width (B) | 56 mm |
| Outer Diameter (D) | 748 mm |
| Number of Lubrication Holes n1 | 4 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 720 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 605 mm |
| Lubrication Port Thread / Size Φ1 | 10 |
| Inner Ring Mounting Hole Count n2 | 18 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 10 |
| Outer Ring Mounting Hole Count n3 | 12 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 18 |
| Gear Data | |
| Gear Module m | 6 mm |
| Gear Tip Diameter De | 547 mm |
| Number of Gear Teeth z | 93 |
| Gear Face Width b | 46 mm |
| Addendum Modification Coefficient x | 0 |
| Reference Data | |
| Reference Mass (kg) | 51.1 kg |
2787/546G2 748 mm mm 720 mm 605 mm 56 mm Frequently Asked Questions about 2787/546G2 Four-Point Contact Ball Slewing Bearings
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 2787/546G2. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Yes, 100% of 2787/546G2 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 2787/546G2 Four-Point Contact Ball Slewing Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 2787/546G2, FAG 2787/546G2, NSK 2787/546G2. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
The Open Type engineered for 2787/546G2 by CHG Bearing utilizes precision non-contact metal shields or reinforced NBR/FKM contact lip seals. This barrier prevents particulate ingress, washdown fluids, and abrasive dust from reaching the raceways while eliminating grease leakage under centrifugal forces.
