Slew Rings

Socare manufactures eight lines of slewing rings (RK, HS, HT, MT, XT, DT, XR, and TR), each best-in-class and milled to the industry’s highest precision and tolerances. In addition, customized products built to your specifications are available. Our products carry an industry-best 18-month warranty and are backed by an expert sales and service staff that isn’t happy unless you are. Let us know how we can help you.

Single-Row Ball Bearing with Flange (RK)
The Socare™ RK series of slewing rings:
• Large-diameter availability in a lightweight product
• Four-point-contact ball bearings
• Flanged cross-section
• Low frictional torque
• Outstanding axial, radial, and tilting moment load handling
• Durable, reliable, and economical design
• Gearing: gearless, internal, and external
Applications (Light and Medium Duty):
• Bottling machines
• Cranes and lifts
• Industrial turntables
• Medical scanners and imagers
• Rotating displays
• Wind turbines
Single-Row Ball Bearing without Flange (HS, HT, MT, XT)
The Socare™ HS series of slewing rings:
• Rectangular cross-section with reduced clearance for greater
stiffness and twice the capacity of the Socare RK series
• Four-point-contact ball bearings
• Integral seals for maximum reliability
• Low frictional torque
• Outstanding axial, radial, and tilting moment load handling
• Durable and economical design
• Gearing: gearless, internal, and external
Applications (Medium and Heavy Duty):
• Cranes
• Digger derricks
• Industrial turntables
• Satellite and radar dishes
• Solar trackers
• Vehicle lifts
• Wind turbines
Single-Row Ball Bearing without Flange (HS, HT, MT, XT)
The Socare™ HT series of slewing rings:

• Larger, higher capacity version of the Socare HS series

• Four-point-contact ball bearings

• Integral seals for maximum reliability

• Low frictional torque

• Outstanding axial, radial, and tilting moment load handling

• Durable and economical design

• Gearing: gearless, internal, and external
Applications (Medium and Heavy Duty):

• Cranes

• Digger derricks

• Industrial turntables

• Satellite and radar antennas

• Solar trackers

• Vehicle lifts

• Wind turbines
Single-Row Ball Bearing without Flange (HS, HT, MT, XT)
The Socare™ MT series of slewing rings:
• Higher capacity slewing rings, in small to large diameters

• Four-point-contact ball bearings

• Sealed for maximum reliability

• Low frictional torque

• Outstanding axial, radial, and tilting moment load handling

• Durable and economical design

• Gearing: gearless and internal
Applications (Light through Heavy Duty):

• Hoists

• Positioners

• Truck-mounted cranes
Single-Row Ball Bearing without Flange (HS, HT, MT, XT)
The Socare™ XT series of slewing rings:
• Made-to-order, largest outer diameter (up to 218 inches/5,500 mm)
slewing rings in the Socare product line
• Four-point-contact ball bearings
• Integral seals for maximum reliability
• Low frictional torque
• Outstanding axial, radial, and tilting moment load handling
• Durable and economical design
• Gearing: gearless, internal, and external
Applications (Heavy Duty):
• Cranes
• Lifts
• Log/timber loaders
Double-Row Ball Bearing (DT)
The Socare™ DT series of slewing rings:
• Up to 80% greater load capacity than similar products in the
RK series, with greater clearance internally
• Double row of eight-point-contact ball bearings
• Integral seals for maximum reliability
• Low frictional torque
• Outstanding axial, radial, and tilting moment load handling
• Durable and economical design
• Gearing: gearless, internal, and external
Applications (Medium and Heavy Duty):
• Industrial turntables
• Large cranes and excavators
• Mining equipment
• Stackers
• Telescopes
• Turnstiles
• Winders
Crossed Roller Bearing (XR)
The Socare™ XR series of slewing rings:
• Greater load capacity per unit size in a low-torque design
• Single row of roller bearings alternating and crossed at 90°
for optimal load sharing
• Integral seals for maximum reliability
• Low frictional torque
• Outstanding axial, radial, and tilting moment load handling
• Durable and economical design
• Gearing: gearless, internal, and external
Applications (Medium and Heavy Duty):
• Grinding machines
• Industrial robots
• Industrial turntables
• Medical scanners and imagers
• Military weapon and gun turrets
• Mining and tunnel boring
• Satellite and radar antennas
Triple-Row Roller Bearing (TR)
The Socare™ TR series of slewing rings:
• Maximum load capacity and stiffness per unit size
• Triple row of roller bearings: upper and lower in parallel,
with perpendicular side between
• Integral seals for maximum reliability
• Lowest frictional torque in the Socare product line
• Outstanding axial, radial, and tilting moment load handling
• Durable and economical design
• Gearing: gearless, internal, and external
Applications (Heavy Duty):
• Harbor and shipboard cranes
• High-duty-cycle machine tools
• Ladle turrets
• Loading buoys
• Mill equipment
• Mining and tunnel boring
• Wind turbines