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

30E.0453.45.000 Slewing Ring Bearing

30 Series slewing ring bearing, external gear, 599 mm OD × 327 mm ID.

Specifications

SlewPro part number30E.0453.45.000
Series30 Series
Bearing designFour-point contact, single-row ball
GearExternal gear
Raceway diameter453 mm (17.83 in)
Outside diameter599.4 mm (23.60 in)
Inside diameter326.6 mm (12.86 in)
Overall height87.4 mm (3.44 in)
Outer ring height81 mm (3.19 in)
Inner ring height81 mm (3.19 in)
Outer ring bore451.6 mm (17.78 in)
Inner ring outside diameter456.4 mm (17.97 in)
All diameters on drawing23.60 in (599.4 mm), 17.97 in (456.4 mm), 17.85 in (453.4 mm), 17.78 in (451.6 mm), 17.66 in (448.6 mm), 12.86 in (326.6 mm)
All heights on drawing3.44 in (87.4 mm), 3.19 in (81.0 mm)
Diametral pitch4
Number of teeth93
Pitch diameter23.25 in
Pressure angle20°
Material42CrMo
Approx. weight250 lb (113 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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