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

21P.0844.19.002 Slewing Ring Bearing

21 Series slewing ring bearing, plain (no gear), 948 mm OD × 734 mm ID.

Specifications

SlewPro part number21P.0844.19.002
Series21 Series
Bearing designFour-point contact, single-row ball
GearPlain (no gear)
Raceway diameter844 mm (33.23 in)
Outside diameter947.9 mm (37.32 in)
Inside diameter734.1 mm (28.90 in)
Overall height55.9 mm (2.20 in)
Outer ring height45.5 mm (1.79 in)
Outer ring bore845.6 mm (33.29 in)
Inner ring outside diameter842.5 mm (33.17 in)
All diameters on drawing37.32 in (947.9 mm), 34.76 in (882.9 mm), 33.29 in (845.6 mm), 33.23 in (844.0 mm), 33.17 in (842.5 mm), 31.69 in (804.9 mm), 28.90 in (734.1 mm)
All heights on drawing2.20 in (55.9 mm), 1.79 in (45.5 mm), 0.47 in (11.9 mm)
MaterialSteel, 50Mn
Approx. weight113 lb (51 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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