Tapered roller bearing 30311
Description
Bore diameter, mm
55
Outside diameter, mm
120
Overall width, mm
31.5
Group
Tapered roller bearings
Marking
30311
C – dynamic load, N
142000
C0 – static load, N
163000
Oil lubrication speed, r/min
4300
Grease lubrication speed, r/min
3200
Cage material
Carbon steel sheet
Rings material
Chrome steel (bearing steel).
Ring hardness, HRC
58…65
Rolling elements material
Chrome steel (bearing steel).
Rolling element hardness, HRC
58…66
Application
Industrial
Precision class
P0 DIN or Normal according to ISO and GOST; ABEC-1, RBEC-1, K, 4 according to ABMA.
Standards
ISO
Additional information
| Dimensions |
|---|
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