21 SeriesExternal gear
21E.1044.20.000 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 1,148 mm OD × 914 mm ID.
Specifications
| SlewPro part number | 21E.1044.20.000 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 1,044 mm (41.10 in) |
| Outside diameter | 1,148.1 mm (45.20 in) |
| Inside diameter | 914.4 mm (36.00 in) |
| Overall height | 55.9 mm (2.20 in) |
| Outer ring height | 45.5 mm (1.79 in) |
| Outer ring bore | 1,045.5 mm (41.16 in) |
| Inner ring outside diameter | 1,042.7 mm (41.05 in) |
| All diameters on drawing | 45.20 in (1148.1 mm), 41.16 in (1045.5 mm), 41.10 in (1043.9 mm), 41.05 in (1042.7 mm), 39.57 in (1005.1 mm), 36.00 in (914.4 mm) |
| All heights on drawing | 2.20 in (55.9 mm), 1.79 in (45.5 mm), 0.47 in (11.9 mm) |
| Diametral pitch | 3 |
| Number of teeth | 134 |
| Pitch diameter | 44.667 in |
| Pressure angle | 20° |
| Material | Steel, 50Mn |
| Approx. weight | 190 lb (86 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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