Manufactured by CHG Bearing, the 013.70.2970.03K is a precision Four-Point Contact Ball Slewing Bearings. Key dimensional parameters include a 2750 mm bore diameter, a 3185 mm outer diameter, and a 179 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.
013.70.2970.03K - Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 013.70.2970.03K |
| Brand | CHG® |
| Gear Type | Internal Gear |
| Characteristics | |
| Bearing Type | Single-row Four-point Contact Ball Slewing Bearing |
| Row Configuration | Single-row |
| Dimensions | |
| Bore Diameter (d) | 2750 mm |
| Width (B) | 179 mm |
| Outer Diameter (D) | 3185 mm |
| Number of Lubrication Holes n1 | 12 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 3104 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 2835 mm |
| Lubrication Port Thread / Size Φ1 | 10 |
| Inner Ring Mounting Hole Count n2 | 84 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 36 |
| Outer Ring Mounting Hole Count n3 | 83 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 39 |
| Gear Data | |
| Gear Module m | 16 mm |
| Gear Tip Diameter De | 2672 mm |
| Number of Gear Teeth z | 168 |
| Gear Face Width b | 160 mm |
| Addendum Modification Coefficient x | 0.5 |
| Reference Data | |
| Reference Mass (kg) | 2680 kg |
013.70.2970.03K 3185 mm 2750 mm 3104 mm 2835 mm 179 mm Frequently Asked Questions about 013.70.2970.03K Four-Point Contact Ball Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Beyond standard alloy steel, CHG Bearing can customize the 013.70.2970.03K Four-Point Contact Ball 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.
Built for demanding industrial environments, the 013.70.2970.03K Four-Point Contact Ball Slewing Bearings by CHG Bearing boasts a dynamic load rating (Cr) of standard dynamic and a static load threshold (C0r) of standard static. The optimized internal raceway geometry balances stress distribution, mitigating edge loading even when operating under peak mechanical stresses.
Engineered according to international ISO boundary plans, CHG Bearing supplies 013.70.2970.03K with a precision bore diameter (d) of 2750 mm, an outside diameter (D) of 3185 mm, and a nominal ring width (B) of 179 mm. This configuration yields an effective cross-sectional wall thickness of 217.5 mm and an envelope ratio (D/d) of 1.16, delivering compact rigidity for OEM machinery housings.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 013.70.2970.03K. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
