4R4449 NTN Cylindrical Roller Bearing
4R4449 NTN Cylindrical Roller Bearing Deal is your 157 mm D 151 mm Db min. source for OEM Tapered Roller Bearing and accessories. NTK BEARING PRECISION AXLE CORP. We sell GenuineTapered Roller Bearing at 3.5 mm rb max. discount prices.
| Brand Name: |
NTN |
| Model Number: |
4R4449 |
| rb max.: |
3.5 mm |
| D: |
157 mm |
| Db min.: |
151 mm |
| Fatigue load limit Pu: |
42.5 kN |
| T: |
42 mm |
| B: |
42 mm |
| C: |
34 mm |
| a: |
31.706 mm |
| PDF |
4R4449 |
Product Details
| rb max. |
3.5 mm |
| D |
157 mm |
| Db min. |
151 mm |
| Fatigue load limit Pu |
42.5 kN |
| T |
42 mm |
| B |
42 mm |
| C |
34 mm |
| a |
31.706 mm |
| Calculation factor e |
0.33 |
| Cb min. |
8 mm |
| Calculation factor Y |
1.8 |
| r1,2 min. |
8 mm |
| da max. |
111 mm |
| Da min. |
140 mm |
| Da max. |
143.5 mm |
| Dimension series |
HM 220100 |
| Ca min. |
7 mm |
| ra max. |
8 mm |
| d1 ≈ |
127.1 mm |
| Basic dynamic load rating C |
303 kN |