Ball Slewing Ring For Civil Engineering, Excavators, Crane

Four point contact ball slewing rings have a single row of balls, a standard bearing raceway, and four points of contact between the balls and raceway.

Four point contact ball slewing ring:

010(no gear) 011.012(external gear) 013.014(internal gear)

HSB(no gear) HSN(external gear) HSW(internal gear)

QN(no gear) QU(extrnal gear) QW(internal gear)

1.size(D) 326~3560mm

2.90% of our output to Europe and the US

3.ISO9001:2000 certificate approved, OEM accept

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Type available:

1) Single-row four-point contact ball slewing bearing

2) Single-row four-point contact ball slewing bearing(with flange)

3) Single-row four-point contact ball slewing bearing(with gear teeth on inner ring)

4) Single-row four-point contact ball slewing bearing(with gear teeth on outer ring)

5) Ball-roller type slewing bearing(with gear teeth)

6) Triple-row cylindrical roller slewing bearings(with gear teeth)

7) Four-Point Contact Ball Slewing Bearing(without teeth)

8) Double row four point contact roller slewing bearing

9) Cross roller slewing bearing

10) Cross roller slewing bearing(with gear teeth on inner ring)

11) Cross roller slewing bearing(with gear teeth on outer ring)

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Application areas:

mine machine, port hoisting machine, port oil transfer equipment, onshore and offshore crane; excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generation, other construction and industry machines or equipment.