NTN NUP2307 services Roller Bearings

Brand Name	NTN NUP2307 services Roller Bearings
Model Number	NTN NUP2307
Min.Order Quantity	1 pcs
Price	Negotiable

Product Details

Bearing number	4T-577/572
Size (mm)	74.612x139.992x36.512
Bore Diameter (mm)	74,612
Outer Diameter (mm)	139,992
Width (mm)	36,512
d	74,612 mm
D	139,992 mm
T	36,512 mm
B	36,098 mm
C	28,575 mm
ra1 max.	3,3 mm
a	5,5 mm
Da	125 mm
db	85 mm
ra max.	3,5 mm
da	91 mm
Db	133 mm
Weight	2,48 Kg
Basic dynamic load rating (C)	178 kN
Basic static load rating (C0)	265 kN
(Grease) Lubrication Speed	2 600 r/min
(Oil) Lubrication Speed	3 400 r/min
Calculation factor (e)	0,4
Calculation factor (Y0)	0,82
d1	110 mm
e	0.4
Y2	1.49
Y0	0.82
Mass	2.48 kg
Dynamic load, C	178 kN
Rating life coefficient, A2	1.4
Static load, C0	265 kN
Fatigue limit load, Cu	31.4 kN
Nlim (oil)	3,400 rpm
Nlim (grease)	2,600 rpm
Min operating temperature, Tmin	-40 °C
Max operating temperature, Tmax	120 °C
Characteristic cage frequency, FTF	0.44 Hz
Characteristic rolling element frequency, BSF	8.34 Hz
Characteristic outer ring frequency, BPF0	10.19 Hz
Characteristic inner ring frequency, BPFI	12.81 Hz
ra max	3.5 mm
r1a max	3.3 mm