Tapered roller bearings 302, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs


| d |
110 mm
|
Bore diameter |
| D |
200 mm
|
Outside diameter |
| B |
38 mm
|
Width, inner ring |
| C |
32 mm
|
Width, outer ring |
| T |
41 mm
|
Width, total |
| Cr |
375.000 N
|
Basic dynamic load rating, radial |
| C0r |
420.000 N
|
Basic static load rating, radial |
| Cur |
60.000 N
|
Fatigue load limit, radial |
| nG |
4.300 1/min
|
Limiting speed |
| nϑr |
2.550 1/min
|
Thermal speed rating |
| ≈m |
5,33 kg
|
ತೂಕ |
| da max |
129 mm
|
Maximum diameter of shaft shoulder |
| db min |
122 mm
|
Minimum diameter of shaft shoulder |
| Da min |
174 mm
|
Minimum diameter of housing shoulder |
| Da max |
188 mm
|
Maximum diameter of housing shoulder |
| Db min |
187 mm
|
Minimum diameter of housing shoulder |
| Ca min |
6 mm
|
Minimum axial space |
| Cb min |
9 mm
|
Minimum axial space |
| ra max |
3 mm
|
Maximum fillet radius of shaft |
| rb max |
2,5 mm
|
Maximum fillet radius of housing |
| r1, 2 min |
3 mm
|
Minimum chamfer dimension of inner ring back face |
| r3, 4 min |
2,5 mm
|
Minimum chamfer dimension of outer ring back face |
| a |
39 mm
|
Distance between the apexes of the pressure cones |
| d1 |
149,3 mm
|
Guidance rib diameter of inner ring |
| Tmin |
-30 °C
|
Operating temperature min. |
| Tmax |
120 °C
|
Operating temperature max. |
| e |
0,42
|
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y |
1,43
|
Dynamic axial load factor |
| Y0 |
0,79
|
Static axial load factor |
High quality bearing manufacturer from China, special bearings can be customized, welcome to inquire!