| Bearing number |
6911ZNR |
| Size (mm) |
55x80x13 |
| Bore Diameter (mm) |
55 |
| Outer Diameter (mm) |
80 |
| Width (mm) |
13 |
| d |
55 mm |
| D |
80 mm |
| B |
13 mm |
| C |
13 mm |
| a |
2.1 mm |
| b |
1.3 mm |
| f |
1.12 mm |
| r min. |
1 mm |
| r1 min. |
0.5 mm |
| D1 |
77.9 mm |
| D2 |
84.4 mm |
| Weight |
0.180 Kg |
| Basic dynamic load rating (C) |
16 kN |
| Basic static load rating (C0) |
13,2 kN |
| (Grease) Lubrication Speed |
8000 r/min |
| Enclosure |
Single Shield with Snap Ring |
| Bore Type |
Cylindrical Bore |
| Configuration |
Single Row |
| Bore Size |
55 mm |
| Outside Diameter |
80 mm |
| Width |
13 mm |
| Fillet Radius/Chamfer |
1 mm |
| r1 |
0.5 mm |
| Snap Ring Width |
1.1 mm |
| Snap Ring Outside Diameter |
84.4 mm |
| D1 (max) |
77.9 mm |
| a (max) |
2.1 mm |
| b (min) |
1.3 mm |
| Dynamic Load Rating |
16,000 N |
| Static Load Rating |
13,200 N |
| Limiting Speed - Grease |
8,200 rpm |
| Limiting Speed - Oil |
9,600 rpm |
| Factor fo |
16.2 |
| Radial Clearance |
0.008 to 0.028 mm |
| da (min) |
60 mm |
| Da (max) |
75 mm |
| Dx (min) |
86 mm |
| ra (max) |
1 mm |
| Cy (max) |
2.9 mm |