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

30E.0320.20.000 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 413 mm OD × 242 mm ID.

Specifications

SlewPro part number30E.0320.20.000
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter320 mm (12.60 in)
Outside diameter412.8 mm (16.25 in)
Inside diameter242.1 mm (9.53 in)
Overall height50 mm (1.97 in)
Outer ring height43.9 mm (1.73 in)
Inner ring height43.9 mm (1.73 in)
Outer ring bore319.3 mm (12.57 in)
Inner ring outside diameter320.3 mm (12.61 in)
All diameters on drawing16.25 in (412.8 mm), 12.69 in (322.3 mm), 12.61 in (320.3 mm), 12.57 in (319.3 mm), 12.49 in (317.2 mm), 9.53 in (242.1 mm)
All heights on drawing1.97 in (50.0 mm), 1.73 in (43.9 mm)
Diametral pitch8
Number of teeth128
Pitch diameter16 in
Pressure angle20°
MaterialSteel, 42CrMo
Approx. weight60.4 lb (27 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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