21 SeriesExternal gear
21E.2045.20.000 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 2,217 mm OD × 1,892 mm ID.
Specifications
| SlewPro part number | 21E.2045.20.000 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 2,045 mm (80.51 in) |
| Outside diameter | 2,217.4 mm (87.30 in) |
| Inside diameter | 1,892.3 mm (74.50 in) |
| Overall height | 82.5 mm (3.25 in) |
| Outer ring height | 73.2 mm (2.88 in) |
| Inner ring height | 73.2 mm (2.88 in) |
| Outer ring bore | 2,046.2 mm (80.56 in) |
| Inner ring outside diameter | 2,043.2 mm (80.44 in) |
| All diameters on drawing | 87.30 in (2217.4 mm), 80.56 in (2046.2 mm), 80.44 in (2043.2 mm), 77.88 in (1978.2 mm), 74.50 in (1892.3 mm) |
| All heights on drawing | 3.25 in (82.5 mm), 2.88 in (73.2 mm), 1.75 in (44.4 mm), 1.25 in (31.8 mm) |
| Diametral pitch | 2 |
| Number of teeth | 173 |
| Pitch diameter | 86.5 in |
| Pressure angle | 20° |
| Material | 50Mn |
| Approx. weight | 1,005 lb (456 kg) |
Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.
CAD & documents
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