| Brand | NTN |
|---|---|
| Designation | 7221 |
| Dimensions [d x D x W] | 105х190х36 mm. |
| Bore diameter (d) | 4.134 in. / 105 mm. |
| Outside diameter (D) | 7.48 in. / 190 mm. |
| Width (B) | 1.417 in. / 36 mm. |
| Weight | 1.7572 lbs. / 3.874 kg. |
| Sealing | Without / Open |
| Number of rows | 1 |
| Radial internal clearance | Normal |
| Tolerance class | Normal |
| Bore type | Cylindrical |
| Outer ring type | Cylindrical |
| Bearing Material | Bearing steel |
| Cage | Sheet metal |
| Series | Metric |
Single row open angular contact ball bearing NTN 7221 for cylindrical shafts.
Limit rotation speed 3700 rpm. Design dynamic load 157 kN, design static load 142 kN. Contact angle α = 30°
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