Engineered & supported in Hudson, Ohio since 2012330-633-7735 · info@slewpro.com
Potesta & Company
SlewPro
21 SeriesPlain (no gear)

21P.1024.20.000 Slewing Ring Bearing

21 Series slewing ring bearing, plain (no gear), 1,130 mm OD × 914 mm ID.

Specifications

SlewPro part number21P.1024.20.000
Series21 Series
Bearing designFour-point contact, single-row ball
GearPlain (no gear)
Raceway diameter1,024 mm (40.31 in)
Outside diameter1,130.3 mm (44.50 in)
Inside diameter914.4 mm (36.00 in)
Overall height55.9 mm (2.20 in)
Outer ring height45.5 mm (1.79 in)
Outer ring bore1,025.7 mm (40.38 in)
Inner ring outside diameter1,022.6 mm (40.26 in)
All diameters on drawing44.50 in (1130.3 mm), 41.86 in (1063.2 mm), 40.38 in (1025.7 mm), 40.26 in (1022.6 mm), 38.79 in (985.3 mm), 36.00 in (914.4 mm)
All heights on drawing2.20 in (55.9 mm), 1.79 in (45.5 mm), 0.47 in (11.9 mm)
MaterialSteel, 50 Mn
Approx. weight136 lb (62 kg)

Dimensions from our 3D model; confirm against the certified drawing. Load ratings and life calculations available from our engineers.

21 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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