Tapered roller bearings 302, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
d |
130 mm
|
Bore diameter |
D |
230 mm
|
Outside diameter |
B |
40 mm
|
Width, inner ring |
C |
34 mm
|
Width, outer ring |
T |
43,75 mm
|
Width, total |
Cr |
420.000 N
|
Basic dynamic load rating, radial |
C0r |
470.000 N
|
Basic static load rating, radial |
Cur |
64.000 N
|
Fatigue load limit, radial |
nG |
3.700 1/min
|
Limiting speed |
nϑr |
2.290 1/min
|
Thermal speed rating |
≈m |
7,04 kg
|
Weight |
da max |
152 mm
|
Maximum diameter of shaft shoulder |
db min |
144 mm
|
Minimum diameter of shaft shoulder |
Da min |
203 mm
|
Minimum diameter of housing shoulder |
Da max |
216 mm
|
Maximum diameter of housing shoulder |
Db min |
217 mm
|
Minimum diameter of housing shoulder |
Ca min |
7 mm
|
Minimum axial space |
Cb min |
9,5 mm
|
Minimum axial space |
ra max |
4 mm
|
Maximum fillet radius of shaft |
rb max |
3 mm
|
Maximum fillet radius of housing |
r1, 2 min |
4 mm
|
Minimum chamfer dimension of inner ring back face |
r3, 4 min |
3 mm
|
Minimum chamfer dimension of outer ring back face |
a |
46 mm
|
Distance between the apexes of the pressure cones |
d1 |
174,4 mm
|
Guidance rib diameter of inner ring |
Tmin |
-30 °C
|
Operating temperature min. |
Tmax |
200 °C
|
Operating temperature max. |
e |
0,43
|
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y |
1,38
|
Dynamic axial load factor |
Y0 |
0,76
|
Static axial load factor |
High quality bearing manufacturer from China, special bearings can be customized, welcome to inquire!