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XSA140744-N
INA Slewing Bearings
Dimensions: Bore (Inner) Diameter: 674 mm Centring lengths (see dimension drawing) Tolerance: +IT7； Outer Diameter: 838,1 mm； Width (Thickness): 56 mm;
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Product Attributes
| Specifications | |
| Part Number | XSA140744-N |
| di | 674 mm Centring lengths (see dimension drawing) Tolerance: +IT7 |
| Da | 838,1 mm |
| Di | 747 mm Centring lengths (see dimension drawing) Tolerance: +IT7 |
| d0 | 828 mm |
| da | 743 mm Tolerance: 0/-0,6 |
| H | 56 mm |
| La | 785 mm |
| Li | 698 mm |
| Tooth modulus | 6 mm |
| Number of fixing holes in outer ring(na) | 36 |
| Number of fixing holes in inner ring(ni) | 40 |
| Number of teeth(z) | 138 |
| weight(w) | 59 kg |
| Maximum permissible radial load against friction lock(Frper) | 148700 N |
| Maximum permissible tooth force (dedendum fatigue strength) Fznorm | 21300 N |
| Max. permissible tooth force against tooth fracture in dedendum(Fzmax) | 31500 N |
| Basic dynamic load rating, axial(Ca) | 280000 N |
| Basic static load rating, axial(C0a) | 950000 N |
| Basic dynamic load rating, radial(Cr) | 197000 N |
| Basic static load rating, radial(C0r) | 465000 N |
| Bearing clearance: preload(VSPmin) | 0,01 |
| Bearing clearance: preload(VSPmax) | 0,04 |
| Running accuracies (in relation to raceway)(A) | 0,05 mm |
| Running accuracies (in relation to raceway)(B) | 0,05 mm |
| Running accuracies (in relation to raceway)© | 0,08 mm |
| Running accuracies (in relation to raceway)(D) | 0,08 mm |
| Taper type lubrication nipples, DIN 71412-A M8x1, spaced uniformly on circumference | 4 |
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