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91-20 1091/1-37172
IMO Slewing Rings & Slewing drives
Dimensions: Bore (Inner) Diameter: 38.74； Outer Diameter: 46.867； Width (Thickness): ;
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Product Attributes
| Specifications | |
| Part Number | 91-20 1091/1-37172 |
| Gear | External toothed |
| Geometry | |
| Weight(G) | 201 |
| Outside diameter outer ring(Da) | 46.867 |
| Inside diameter inner ring(di) | 38.740 |
| inside diameter outer ring(Di) | 43.130 |
| Outside diameter inner ring (da) | 43.102 |
| Diameter outer ring (a) | |
| Diameter inner ring (b) | |
| Mounting Holes | |
| Pitch circle diameter Outer Ring (La) | 44.63 |
| Number Holes in Outer Ring (na) | 20 |
| Pitch circle diameter Inner Ring (Li) | 39.88 |
| Number Holes in Inner Ring (ni) | 24 |
| Gearing and Tooth Forces | |
| Pitch Circle Diameter (do) | 46.333 |
| Diametral Pitch (Pd) | 3 |
| Number of Teeth (Z2) | 139 |
| Permissible tooth force (fz norm)(lbs) | 3700 |
| Maximum perissible tooth force (fz max)(lbs) | 7960 |
| Load Rating | |
| Static Co rad(lbs) | 70140 |
| Static Co Max(lbs) | 164111 |
| Dynamic C rad(lbs) | 50357 |
| Dynamic C Max(lbs) | 50582 |
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