21 SeriesExternal gearRothe Erde 231.20.1000.013
21E.1094.20.000 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 1,198 mm OD × 984 mm ID. Interchangeable with Rothe Erde 231.20.1000.013.
Specifications
| SlewPro part number | 21E.1094.20.000 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 1,094 mm (43.07 in) |
| Outside diameter | 1,198.4 mm (47.18 in) |
| Inside diameter | 984 mm (38.74 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 | 1,095.5 mm (43.13 in) |
| Inner ring outside diameter | 1,092.5 mm (43.01 in) |
| All diameters on drawing | 47.18 in (1198.4 mm), 43.13 in (1095.5 mm), 43.01 in (1092.5 mm), 41.54 in (1055.1 mm), 38.74 in (984.0 mm) |
| All heights on drawing | 2.20 in (55.9 mm), 1.79 in (45.5 mm), 0.47 in (11.9 mm), 0.41 in (10.4 mm) |
| Gear module | 8 |
| Number of teeth | 148 |
| Pitch diameter | 46.614 mm |
| Pressure angle | 20° |
| Approx. weight | 189 lb (86 kg) |
Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.
Crosses to
| Rothe Erde | 231.20.1000.013 |
|---|
Interchange based on published dimensions; our engineers confirm fit before quoting.
CAD & documents
Get this bearing
Standard lead time 14–16 weeks; expediting available for an additional charge. Pricing quoted within 1–2 business days. Matching pinions available.
Request a QuoteTalk to an engineer
Need help selecting the right part? Our engineers will size it, cross it, and quote it — usually within 1–2 business days.
Not in the catalog? We design to your application, with no engineering charge.