21 SeriesExternal gear
21E.1268.29.000 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 1,398 mm OD × 1,118 mm ID.
Specifications
| SlewPro part number | 21E.1268.29.000 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 1,268 mm (49.92 in) |
| Outside diameter | 1,398 mm (55.04 in) |
| Inside diameter | 1,117.6 mm (44.00 in) |
| Overall height | 89.9 mm (3.54 in) |
| Outer ring height | 71.1 mm (2.80 in) |
| Outer ring bore | 1,266.4 mm (49.86 in) |
| Inner ring outside diameter | 1,269.2 mm (49.97 in) |
| All diameters on drawing | 55.04 in (1398.0 mm), 50.05 in (1271.3 mm), 49.97 in (1269.2 mm), 49.86 in (1266.4 mm), 49.78 in (1264.4 mm), 47.47 in (1205.7 mm), 44.00 in (1117.6 mm) |
| All heights on drawing | 3.54 in (89.9 mm), 2.80 in (71.1 mm), 0.83 in (21.1 mm) |
| Diametral pitch | 2.5 |
| Number of teeth | 136 |
| Pitch diameter | 54.4 in |
| Pressure angle | 20° |
| Material | Steel, 50Mn |
| Approx. weight | 480 lb (218 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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