| Brand | NTN |
|---|---|
| Designation | 3218S |
| Dimensions [d x D x W] | 90х160х52.4 mm. |
| Bore diameter (d) | 3.543 in. / 90 mm. |
| Outside diameter (D) | 6.299 in. / 160 mm. |
| Width (B) | 2.063 in. / 52.4 mm. |
| Weight | 1.9913 lbs. / 4.39 kg. |
| Sealing | Without / Open |
| Number of rows | 2 |
| Radial internal clearance | Normal |
| Tolerance class | Normal |
| Bore type | Cylindrical |
| Outer ring type | Cylindrical |
| Bearing Material | Bearing steel |
| Cage | Polymer |
| Series | Metric |
Double-row open angular contact ball bearing NTN 3218S for cylindrical shafts.
Limit rotation speed 3900 rpm. Design dynamic load 138 kN, design static load 178 kN. Contact angle α = 32 °
Slight differences in contact angle allow replacement of 5218 bearings from other manufacturers.
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