21 SeriesExternal gear
21E.1321.20.001 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 1,506 mm OD × 1,194 mm ID.
Specifications
| SlewPro part number | 21E.1321.20.001 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 1,321 mm (52.01 in) |
| Outside diameter | 1,506.2 mm (59.30 in) |
| Inside diameter | 1,193.8 mm (47.00 in) |
| Overall height | 74.9 mm (2.95 in) |
| Outer ring height | 67.3 mm (2.65 in) |
| Inner ring height | 52.1 mm (2.05 in) |
| Outer ring bore | 1,319.8 mm (51.96 in) |
| Inner ring outside diameter | 1,321.8 mm (52.04 in) |
| All diameters on drawing | 59.30 in (1506.2 mm), 52.04 in (1321.8 mm), 51.96 in (1319.8 mm), 50.00 in (1270.0 mm), 47.00 in (1193.8 mm) |
| All heights on drawing | 2.95 in (74.9 mm), 2.65 in (67.3 mm), 2.05 in (52.1 mm), 0.59 in (15.0 mm) |
| Diametral pitch | 2 |
| Number of teeth | 117 |
| Pitch diameter | 58.5 in |
| Pressure angle | 20° |
| Material | 42CrMo |
| Approx. weight | 538 lb (244 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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