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

30E.0228.12.000 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 294 mm OD × 168 mm ID.

Specifications

SlewPro part number30E.0228.12.000
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter228 mm (8.98 in)
Outside diameter293.9 mm (11.57 in)
Inside diameter168.4 mm (6.63 in)
Overall height36.6 mm (1.44 in)
Outer ring height30.2 mm (1.19 in)
Inner ring height30.2 mm (1.19 in)
Outer ring bore227.8 mm (8.97 in)
Inner ring outside diameter228.1 mm (8.98 in)
All diameters on drawing11.57 in (293.9 mm), 9.06 in (230.1 mm), 8.98 in (228.1 mm), 8.97 in (227.8 mm), 8.89 in (225.8 mm), 6.63 in (168.4 mm)
All heights on drawing1.44 in (36.6 mm), 1.19 in (30.2 mm)
Diametral pitch8
Number of teeth91
Pitch diameter11.333 in
Pressure angle20°
MaterialSteel, 42CrMo
Approx. weight21.4 lb (10 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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