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

30E.0424.25.000 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 520 mm OD × 324 mm ID.

Specifications

SlewPro part number30E.0424.25.000
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter424 mm (16.69 in)
Outside diameter520.3 mm (20.48 in)
Inside diameter323.8 mm (12.75 in)
Overall height53.8 mm (2.12 in)
Outer ring height52.3 mm (2.06 in)
Inner ring height52.3 mm (2.06 in)
Outer ring bore426 mm (16.77 in)
Inner ring outside diameter421.9 mm (16.61 in)
All diameters on drawing20.486 in (520.3 mm), 16.77 in (426.0 mm), 16.61 in (421.9 mm), 12.75 in (323.8 mm)
All heights on drawing2.118 in (53.8 mm), 2.061 in (52.3 mm), 2.059 in (52.3 mm), 0.059 in (1.5 mm)
Diametral pitch5
Number of teeth101
Pitch diameter20.2 in
Pressure angle20°
Approx. weight98.0 lb (44 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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