21 SeriesInternal gear
21N.0414.19.003 Slewing Ring Bearing
21 Series slewing ring bearing, internal gear, 518 mm OD × 326 mm ID.
Specifications
| SlewPro part number | 21N.0414.19.003 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | Internal gear |
| Raceway diameter | 414 mm (16.30 in) |
| Outside diameter | 517.9 mm (20.39 in) |
| Inside diameter | 326.4 mm (12.85 in) |
| Overall height | 55.9 mm (2.20 in) |
| Outer ring height | 45.5 mm (1.79 in) |
| Inner ring height | 45.5 mm (1.79 in) |
| Outer ring bore | 413.3 mm (16.27 in) |
| Inner ring outside diameter | 414.8 mm (16.33 in) |
| All diameters on drawing | 20.39 in (517.9 mm), 17.83 in (452.9 mm), 16.33 in (414.8 mm), 16.27 in (413.3 mm), 12.85 in (326.4 mm) |
| All heights on drawing | 2.20 in (55.9 mm), 1.79 in (45.5 mm), 1.10 in (27.9 mm), 0.47 in (11.9 mm) |
| Diametral pitch | 4 |
| Number of teeth | 53 |
| Pitch diameter | 13.25 in |
| Pressure angle | 20° |
| Approx. weight | 64.0 lb (29 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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