12 mm x 24 mm x 13 mm NTN NA4901R Needle roller bearing-with inner ring
| Brand Name |
NTN |
| Model Number |
NA4901R |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN NA4901R bearing Size Chart (mm/inches) |
|---|
| Bearing number | 322/22R |
| Size (mm) | 22x50x19.25 |
| Bore Diameter (mm) | 22 |
| Outer Diameter (mm) | 50 |
| Width (mm) | 19,25 |
| d | 22 mm |
| D | 50 mm |
| T | 19,25 mm |
| B | 18 mm |
| C | 15 mm |
| a | 14 mm |
| r min. | 1 mm |
| r2 min. | 1 mm |
| da min. | 27,5 mm |
| da max | 29 mm |
| Da min | 41 mm |
| Da max. | 44,5 mm |
| Db min. | 46 mm |
| ra max. | 1 mm |
| rb max. | 1 mm |
| Weight | 0,178 Kg |
| Basic dynamic load rating (C) | 36,8 kN |
| Basic static load rating (C0) | 41,6 kN |
| (Grease) Lubrication Speed | 8100 r/min |
| (Oil) Lubrication Speed | 11000 r/min |
| Calculation factor (e) | 0,37 |
| Calculation factor (Y0) | 0,88 |
| Bearing No. | 322/22R |
| r(min) | 1 |
| r1(min) | 1 |
| Cr | 46.0 |
| C0r | 41.6 |
| Cu | 5.85 |
| Grease lub. | 8100 |
| Oil lub. | 11000 |
| a(mm) | 14.0 |
| da(min) | 27.5 |
| db(max) | 29 |
| Da(max) | 44.5 |
| Da(min) | 41 |
| Db(min) | 46 |
| Sa(min) | 2 |
| Sb(min) | 4 |
| ra(max) | 1 |
| rb(max) | 1 |
| e | 0.37 |
| Y1 | 1.60 |
| Y0 | 0.88 |
| (Refer.)Mass(kg) | 0.178 |