| Weight | |
|---|---|
| OEM | OEM P/N |
| Manufacturer | Part Number |
|---|---|
| NTN | 3977/3920 |
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Style | Cone & Cup |
Precision Rating | Class 2 |
Cone Number | 3977 |
Cup Number | 3920 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.40 |
Y2 (Axial Load Factor) | 1.49 |
Static Load Rating | 42000 lbf187000 N187.00 kN |
Dynamic Load Rating | 28100 lbf125000 N125.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
| |
B | 2.3622 in60.000 mm |
D | 4.4375 in112.712 mm |
Wo | 0.9375 in23.812 mm |
Wi | 1.1830 in30.048 mm |
W | 1.1875 in30.163 mm |
r | 0.1300 in3.300 mm |
R | 0.14 in3.5 mm |
a (Effective Load Center) | -0.1800 in-4.600 mm |
U | 2.91 in74.0 mm |
V | 2.68 in68.0 mm |
X | 4.17 in106.0 mm |
Z | 3.90 in99.0 mm |
Bearing Type
Tapered roller bearing
Material
Case carburized steel
Enclosure
Open
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Manufacturer NTN 3977/3920 bearing with high quality. NTN 3977/3920 Bearing - 3977/3920 MEDIUM SIZE TRB 101.6