Manufactured by CHG Bearing, the 110.20.435.12 is a precision Crossed Roller Slewing Bearings. Key dimensional parameters include a 320 mm bore diameter, a 550 mm outer diameter, and a 80 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.
Technical Specifications
| Overview | |
|---|---|
| Part Number | 110.20.435.12 110.20.435.12 |
| Brand | CHG® CHG® |
| Gear Type | External Gear External Gear |
| Characteristics | |
| Bearing Type | Single-row Crossed Roller Slewing Bearing Single-row Crossed Roller Slewing Bearing |
| Row Configuration | Single-row Single-row |
| Dimensions | |
| Bore Diameter (d) | 320 mm |
| Width (B) | 80 mm |
| Outer Diameter (D) | 550 mm |
| Inner/Outer Ring Height H1 | 70 mm |
| End-face Height Difference h | 10 mm |
| Number of Lubrication Holes n1 | 2 2 |
| Mounting Dimensions | |
| Outer Ring Mounting Hole P.C.D. D1 | 500 mm |
| Inner Ring Mounting Hole P.C.D. D2 | 355 mm |
| Lubrication Port Thread / Size Φ1 | 10 10 |
| Inner Ring Mounting Hole Count n2 | 18 18 |
| Inner Ring Mounting Hole Specification Φ2 (Ø / Thread) | 22 22 |
| Outer Ring Mounting Hole Count n3 | 18 18 |
| Outer Ring Mounting Hole Specification Φ3 (Ø / Thread) | 22 22 |
| Reference Data | |
| Reference Mass | 75.8 kg 167.1104 lb |
110.20.435.12 550 mm 320 mm 80 mm 500 mm 355 mm Frequently Asked Questions about 110.20.435.12 Crossed Roller 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 110.20.435.12 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 110.20.435.12 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.
To extend the trouble-free lifespan of CHG Bearing 110.20.435.12, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
Yes, 100% of 110.20.435.12 Crossed Roller 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.
