Engineered & supported in Hudson, Ohio since 2012330-633-7735 · info@slewpro.com
Potesta & Company
SlewPro
40 SeriesInternal gearRotek LH20-155N2

40N.3937.64.000 Slewing Ring Bearing

40 Series slewing ring bearing, internal gear, 3937 mm raceway. Interchangeable with Rotek LH20-155N2.

Specifications

SlewPro part number40N.3937.64.000
Series40 Series
Bearing designDouble-row ball
GearInternal gear
Raceway diameter3,937 mm (155.00 in)

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

Crosses to

RotekLH20-155N2

Interchange based on published dimensions; our engineers confirm fit before quoting.

40 Series slewing ring

CAD & documents

CAD available on requestRequest CAD files→

Get this bearing

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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Need help selecting the right part? Our engineers will size it, cross it, and quote it — usually within 1–2 business days.

Not in the catalog? We design to your application, with no engineering charge.