Engineered & supported in Hudson, Ohio since 2012330-633-7735 · info@slewpro.com
Potesta & Company
SlewPro
30 SeriesExternal gear

30E.0289.20.001 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 414 mm OD × 212 mm ID.

Specifications

SlewPro part number30E.0289.20.001
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter289 mm (11.38 in)
Outside diameter414 mm (16.30 in)
Inside diameter211.6 mm (8.33 in)
Overall height59.7 mm (2.35 in)
Outer ring height52.1 mm (2.05 in)
Inner ring height43.9 mm (1.73 in)
Outer ring bore288.3 mm (11.35 in)
Inner ring outside diameter290.3 mm (11.43 in)
All diameters on drawing16.30 in (414.0 mm), 11.43 in (290.3 mm), 11.355 in (288.4 mm), 11.35 in (288.3 mm), 8.335 in (211.7 mm), 8.33 in (211.6 mm)
All heights on drawing2.35 in (59.7 mm), 2.05 in (52.1 mm), 1.73 in (43.9 mm), 0.40 in (10.2 mm)
Gear module3
Number of teeth136
Pitch diameter16.063 mm
Pressure angle20°
Approx. weight78.0 lb (35 kg)

Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.

30 Series slewing ring

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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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