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NTN 780/772 Medium Size Tapered Roller Bearing
MODEL 780/772
$1,364.45 Each
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Type
Tapered Roller Bearing
Enclosure
Open
Style
Cone & Cup
Material
Case Carburized Steel
Configuration
One
Static Load Rating
110000 lbf
Precision Rating
Class 2
Y2 (Axial Load Factor)
1.56
Lubrication
w/o Oil Hole
Bore Type
Round
Cone Number
780
Dynamic Load Rating
71000 lbf
Operating Temperature Range
-40 to 250 °F
e (Axial Load Factor)
0.39
Cup Number
772
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Style | Cone & Cup |
Precision Rating | Class 2 |
Cone Number | 780 |
Cup Number | 772 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.39 |
Y2 (Axial Load Factor) | 1.56 |
Static Load Rating | 110000 lbf490000 N490.00 kN |
Dynamic Load Rating | 71000 lbf315000 N315.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
B | 4.0000 in101.600 mm |
D | 7.1250 in180.975 mm |
Wo | 1.5000 in38.100 mm |
Wi | 1.8900 in48.006 mm |
W | 1.8750 in47.625 mm |
r | 0.1300 in3.300 mm |
R | 0.14 in3.5 mm |
a (Effective Load Center) | -0.3200 in-8.100 mm |
U | 4.69 in119.0 mm |
V | 4.45 in113.0 mm |
X | 6.61 in168.0 mm |
Z | 6.34 in161.0 mm |
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