Crane roller/ball combination bearings 121.32.4000.990.41.1502 OEM
model number:121.32.4000.990.41.1502
Material:50mn/42crmo/custom
Structure:double row roller/ball combination bearings
weight:2278kgs
Da(outer dia.):4220.8mm
Di(inner dia.):3808mm
H(overall height):159mm
La(external bolt hole dia.):4086mm
Li(internal bolt hole dia.):3868mm
n(number of bolt holes per hole circle):84
B(bolt hole dia.):30mm
M(bolt size):27mm
n1(number of grease nipples):12
O(diameter):4047mm
U(diameter):3959mm
H1(outer ring height):109mm
H2(inner ring height):143mm
d(gear p.c.d.):4176mm
m(module):16
z(number of teeth):261
b(tooth width):109mm
Luoyang MC Bearing Technology Co.,Ltd (LYMC),who is manufacture located in bearing zone, focus on Slewing bearing, cross roller bearing and pinion,Dia from 50mm-8000mm, Certificated has 3.1,3.2,ABS,CCS.Our team with technical and full experience in the bearing industry. And with a worldwide network, allows us to resolve any bearing issue for you. LYMC bearings are the perfect alternative to the most common and well-known brands.
More type we manufacture:
121.32.3550.990.41.1502
121.32.3750.990.41.1502
121.32.4000.990.41.1502
121.32.4250.990.41.1502
Any interests or inquiry, please contact us freely~












