N221 KOYO Single-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
N221 |
| Series: |
30213M |
| Cone Part Number: |
X30213M |
| Cup Part Number: |
Y30213M |
| Design Units: |
METRIC |
| Bearing Weight: |
1.1 Kg |
| Cage Type: |
Stamped Steel |
| d: |
65.000 mm |
| D: |
120.000 mm |
| PDF |
N221 |
Product Details
| Series |
30213M |
| Cone Part Number |
X30213M |
| Cup Part Number |
Y30213M |
| Design Units |
METRIC |
| Bearing Weight |
1.1 Kg |
| Cage Type |
Stamped Steel |
| d |
65.000 mm |
| D |
120.000 mm |
| B - Cone Width |
23.000 mm |
| C - Cup Width |
20.000 mm |
| B |
24.750 mm |
| R - Cone Backface To Clear Radius1 |
2.030 mm |
| r - Cup Backface To Clear Radius2 |
1.52 mm |
| da - Cone Frontface Backing Diameter |
73.91 mm |
| db - Cone Backface Backing Diameter |
76.96 mm |
| Da - Cup Frontface Backing Diameter |
115.06 mm |
| Db - Cup Backface Backing Diameter |
109.98 mm |
| Ab - Cage-Cone Frontface Clearance |
5.1 mm |
| Aa - Cage-Cone Backface Clearance |
1.5 mm |
| a - Effective Center Location3 |
-1.5 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
42600 N |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
164000 N |
| C0 - Static Radial Rating |
158000 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
29500 N |
| K - Factor7 |
1.44 |
| e - ISO Factor8 |
0.4 |
| Y - ISO Factor9 |
1.48 |
| G1 - Heat Generation Factor (Roller-Raceway) |
60.4 |
| G2 - Heat Generation Factor (Rib-Roller End) |
27.5 |
| Cg - Geometry Factor |
0.0653 |