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011.20.1220.000.11.1504 Precision double-row ball slewing ring

011.20.1220.000.11.1504 slewing ring bearing Specifications

Type of raceway structure:double-row ball slewing ring

Max Outer diameter:1342.4mm

Min Inner diameter:1140mm

Overall height:58mm

External bolt circle diameter:1270mm

Internal bolt circle diameter:1170mm

Theoretical Weight:178kgs


Product type advantages

011.20.1220.000.11.1504 Double Row Ball Slewing Bearing Characteristic :

The double-row Ball slewing bearing has three seat-rings.The steel balls and the spacers may be directly arranged into the upper and lower races.Two rows of steel balls with different diameters are fitted according to the force bom. Such open mode fitting features extraordinary convenience.The load angles of both upper and lower races are 90 degree ,which enable the bearing to bear large axial force and the tipping moment.

Order advantage

1.Could learn customers' requirement/need very well

2.Professional sales team to contact you easily, fluently and conveniently

3.Terminal manufacturer to remove redundant procedures between us

4.Have a good control for quality, from raw material, assembling, inspection to packing

Slewing bearing provide the customer with the heavier loading rate for fixed turntable platform, you can consider double Row Ball Slewing Bearing .


As the axle and the dimension of the double-row ball slewing bearing are rather large,the bearing construction is sturdy ,hence it is especially suitable for tower cranes which require working radius over medium range,mobile cranes and loading and unloading machines.

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