Tower Crane Slew Ring Slewing Bearings of Forging Ring

Offer High Quality Brand 19 mm B Tower Crane Slew Ring Slewing Bearings of Forging Ring 45 mm d .Contact Us Online to Get Best 85 mm D Quote.

d	45 mm
D	85 mm
B	19 mm
d1	60.8 mm
d2	50.2 mm
D1	80.2 mm
D2	60.8 mm
a	37 mm
Contact angle α	40 °
rs min	1.1 mm
r1s min	0.6 mm
Radial clearance class	CN
Mass	0.41 kg
Dynamic load, C	32.4 kN
Static load, C0	24.4 kN
Fatigue limit load, Cu	1.11 kN
Nref	8,500 rpm
Nlim	10,000 rpm
Min operating temperature, Tmin	-40 °C
Max operating temperature, Tmax	120 °C
Characteristic cage frequency, FTF	0.42 Hz
Characteristic rolling element frequency, BSF	5 Hz
Characteristic outer ring frequency, BPF0	5.53 Hz
Characteristic inner ring frequency, BPFI	7.47 Hz
da min	52 mm
db min	52 mm
Da max	78 mm
Db max	80.5 mm
r1a max	0.6 mm
ra max	1 mm

Detailed Parameters

parameter：

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