High Load R31.20.1250 Tri-row Roller Slewing Bearing For Port Crane
The R31.20.1250 bearing is a Three row roller bearing with an inner diameter of 1103 mm , an outer diameter of 1461.6 mm, a width of 132 mm. It typically uses P0,P6, P5, P4, P2 grade precision tolerances and features a nylon/steel/copper cage, Gcr15 rings. OPEN type, NBR. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
Application: port crane, stacker reclaimer, ladle turret,shield tunneling machine
high load R31.20.1250 tri-row roller slewing bearing for port crane
Bearing structure:three row roller slewing bearing
Original:Luoyang, Henan, China
Material:42crmo/50mn/custom
Hardness:55-62HRC
Outer diameter(Da):1461,6mm
inner diameter(Di):1103mm
Total height(H):132mm
outer height(H1):106mm
inner height(H2):123mm
weight(G):542kgs
number of boreholes(na):36
borehole diameter(B):26mm
number of boreholes(ni):36
borehole diameter(b):26mm
module(m):12
teeth no.(Z):119
axial(mm):0-0.07
raxial:0-0,20
The structure slewing bearing we manufacture:
three row roller slewing bearing
cross roller slewing bearing
double row slewing ball bearing
four point contact slewing ball bearing
Light flange slewing bearing, precision slewing bearing...
with external gear, internal gear, non-gear.
Any interest or more details, please feel free to contact us!
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