30 SeriesExternal gearTime Manufacturing 72055-1Gear Products 450-05285-1 / 72055-1
30E.0521.32.002 Slewing Ring Bearing
30 Series slewing ring bearing, external gear, 651 mm OD × 413 mm ID. Interchangeable with Time Manufacturing 72055-1, Gear Products 450-05285-1 / 72055-1.
Specifications
| SlewPro part number | 30E.0521.32.002 |
|---|---|
| Series | 30 Series |
| Bearing design | Four-point contact, single-row ball |
| Gear | External gear |
| Raceway diameter | 521 mm (20.51 in) |
| Outside diameter | 651.3 mm (25.64 in) |
| Inside diameter | 412.8 mm (16.25 in) |
| Overall height | 88.9 mm (3.50 in) |
| Outer ring height | 85 mm (3.35 in) |
| Inner ring height | 73 mm (2.87 in) |
| Outer ring bore | 522.7 mm (20.58 in) |
| Inner ring outside diameter | 522 mm (20.55 in) |
| All diameters on drawing | 25.64 in (651.3 mm), 20.577 in (522.7 mm), 20.55 in (522.0 mm), 20.47 in (519.9 mm), 16.25 in (412.8 mm) |
| All heights on drawing | 3.50 in (88.9 mm), 3.346 in (85.0 mm), 2.874 in (73.0 mm), 1.556 in (39.5 mm), 0.31 in (7.9 mm) |
| Diametral pitch | 4 |
| Number of teeth | 101 |
| Pitch diameter | 25.25 in |
| Pressure angle | 20° |
| Material | 42CrMo |
| Approx. weight | 241 lb (109 kg) |
Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.
Crosses to
| Gear Products | 450-05285-1 / 72055-1 |
|---|---|
| Time Manufacturing | 72055-1 |
Interchange based on published dimensions; our engineers confirm fit before quoting.
CAD & documents
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Standard lead time 14–16 weeks; expediting available for an additional charge. Pricing quoted within 1–2 business days. Matching pinions available.
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