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 |