21 SeriesExternal gearRollix Defontaine 21-0741-01-ZZ00
21E.0741.20.000 Slewing Ring Bearing
21 Series slewing ring bearing, external gear, 840 mm OD × 634 mm ID. Interchangeable with Rollix Defontaine 21-0741-01-ZZ00.
Specifications
| SlewPro part number | 21E.0741.20.000 |
|---|---|
| Series | 21 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 741 mm (29.17 in) |
| Outside diameter | 840 mm (33.07 in) |
| Inside diameter | 634 mm (24.96 in) |
| Overall height | 56 mm (2.20 in) |
| Outer ring height | 46 mm (1.81 in) |
| Inner ring height | 46 mm (1.81 in) |
| Outer ring bore | 742.9 mm (29.25 in) |
| Inner ring outside diameter | 738.9 mm (29.09 in) |
| All diameters on drawing | 33.07 in (840.0 mm), 29.25 in (742.9 mm), 29.09 in (738.9 mm), 27.48 in (698.0 mm), 24.96 in (634.0 mm) |
| All heights on drawing | 2.205 in (56.0 mm), 1.81 in (46.0 mm), 1.10 in (27.9 mm), 0.47 in (11.9 mm) |
| Gear module | 6 |
| Number of teeth | 138 |
| Pitch diameter | 32.598 mm |
| Pressure angle | 20° |
| Approx. weight | 132 lb (60 kg) |
Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.
Crosses to
| Rollix Defontaine | 21-0741-01-ZZ00 |
|---|
Interchange based on published dimensions; our engineers confirm fit before quoting.
CAD & documents
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