6221 KOYO Single-row deep groove ball bearings
| Brand Name: |
KOYO |
| Model Number: |
6221 |
| Bearing number: |
6216N |
| Size (mm): |
80x140x26 |
| Bore Diameter (mm): |
80 |
| Outer Diameter (mm): |
140 |
| Width (mm): |
26 |
| d: |
80 mm |
| D: |
140 mm |
| B: |
26 mm |
| PDF |
6221 |
Product Details
| Bearing number |
6216N |
| Size (mm) |
80x140x26 |
| Bore Diameter (mm) |
80 |
| Outer Diameter (mm) |
140 |
| Width (mm) |
26 |
| d |
80 mm |
| D |
140 mm |
| B |
26 mm |
| C |
26 mm |
| a |
4.9 mm |
| b |
3.1 mm |
| r min. |
2 mm |
| r1 min. |
0.5 mm |
| D1 |
135.23 mm |
| Weight |
1.40 Kg |
| Basic dynamic load rating (C) |
72,5 kN |
| Basic static load rating (C0) |
53 kN |
| (Grease) Lubrication Speed |
4500 r/min |
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Single Row |
| Bore Size |
80 mm |
| Outside Diameter |
140 mm |
| Width |
26 mm |
| Fillet Radius/Chamfer |
2 mm |
| r1 |
0.5 mm |
| Groove Width |
3.1 mm |
| Groove Diameter |
135.2 mm |
| a (max) |
4.9 mm |
| Dynamic Load Rating |
72,500 N |
| Static Load Rating |
53,000 N |
| Limiting Speed - Grease |
4,500 rpm |
| Limiting Speed - Oil |
5,300 rpm |
| Factor fo |
14.6 |
| Radial Clearance |
0.010 to 0.030 mm |
| da (min) |
90 mm |
| Da (max) |
130 mm |
| Dx (min) |
152 mm |
| ra (max) |
2 mm |
| Cy (max) |
7.3 mm |