Manufactured by CHG Bearing, the 133.40.3145.03 is a precision Three-row Cylindrical Roller Slewing Bearings. Key dimensional parameters include a 2896 mm bore diameter, a 3369 mm outer diameter, and a 220 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.
133.40.3145.03 - Three-row Cylindrical Roller Slewing Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 133.40.3145.03 |
| Brand | CHG® |
| Gear Type | Gearless |
| Characteristics | |
| Bearing Type | Three-row Cylindrical Roller Slewing Bearing |
| Row Configuration | Three-row |
| Dimensions | |
| Bore Diameter (d) | 2896 mm |
| Width (B) | 220 mm |
| Outer Diameter (D) | 3369 mm |
| Inner/Outer Ring Height H1 | 140 mm |
| End-face Height Difference h | 14 mm |
| Number of Lubrication Holes n1 | 6 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 2560 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 2280 mm |
| Lubrication Port Thread / Size Φ1 | ZG1/4 |
| Inner Ring Mounting Hole Count n2 | 60 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 39 |
| Outer Ring Mounting Hole Count n3 | 60 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 39 |
| Reference Data | |
| Reference Mass (kg) | 1600 kg |
133.40.3145.03 2280 mm 2896 mm 2560 mm 3369 mm 220 mm Frequently Asked Questions about 133.40.3145.03 Three-row Cylindrical Roller Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Sourcing 133.40.3145.03 directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Three-row Cylindrical Roller Slewing Bearings.
The CHG Bearing 133.40.3145.03 is rated for limiting speeds up to standard rated RPM under forced oil-mist or circulating oil lubrication regimes. When lubricated with factory-filled synthetic high-speed grease, safe continuous velocity is maintained at approximately 75% to 85% of the maximum nominal limit, preventing thermal runaway.
Engineered according to international ISO boundary plans, CHG Bearing supplies 133.40.3145.03 with a precision bore diameter (d) of 2896 mm, an outside diameter (D) of 3369 mm, and a nominal ring width (B) of 220 mm. This configuration yields an effective cross-sectional wall thickness of 236.5 mm and an envelope ratio (D/d) of 1.16, delivering compact rigidity for OEM machinery housings.
Absolutely. The CHG Bearing 133.40.3145.03 Three-row Cylindrical Roller Slewing Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 133.40.3145.03, FAG 133.40.3145.03, NSK 133.40.3145.03. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
