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

30E.0422.30.000 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 544 mm OD × 332 mm ID.

Specifications

SlewPro part number30E.0422.30.000
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter422 mm (16.61 in)
Outside diameter543.6 mm (21.40 in)
Inside diameter332 mm (13.07 in)
Overall height91.4 mm (3.60 in)
Outer ring height89.7 mm (3.53 in)
Inner ring height58.4 mm (2.30 in)
Outer ring bore420.9 mm (16.57 in)
Inner ring outside diameter422.9 mm (16.65 in)
All diameters on drawing21.40 in (543.6 mm), 20.25 in (514.4 mm), 16.65 in (422.9 mm), 16.57 in (420.9 mm), 13.07 in (332.0 mm)
All heights on drawing3.60 in (91.4 mm), 3.53 in (89.7 mm), 2.30 in (58.4 mm), 1.23 in (31.2 mm), 0.257 in (6.5 mm), 0.157 in (4.0 mm)
Diametral pitch4
Number of teeth84
Pitch diameter21 in
Pressure angle20°
Approx. weight164 lb (74 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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