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NTN 30221 Medium Size Tapered Roller Bearing
MODEL 30221
$1,313.84 Each
Prices are subject to change
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Bearing Type
Tapered roller bearing
Enclosure
Open
Material
Through hardened steel
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Limiting Speed - Oil | 2500 RPM |
Limiting Speed - Grease | 1900 RPM |
Style | Cone & Cup |
Precision Rating | Class 0 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.42 |
Y2 (Axial Load Factor) | 1.43 |
Y0 (Axial Load Factor) | 0.79 |
Static Load Rating | 85500 lbf380000 N380.00 kN |
Dynamic Load Rating | 64500 lbf287000 N287.00 kN |
Enclosure | Open |
Weight | 9.678 lb4.390 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 4.1339 in105.000 mm |
D | 7.4803 in190.000 mm |
C | 1.1811 in30.000 mm |
B | 1.4173 in36.000 mm |
a (Effective Load Center) | -0.0394 in-1.000 mm |
T | 1.5354 in39.000 mm |
r | 0.0800 in2.000 mm |
R | 0.10 in2.5 mm |
da | 4.69 in119.0 mm |
db | 4.80 in122.0 mm |
Da | 7.01 in178.0 mm |
Da min | 6.50 in165.0 mm |
Db | 7.01 in178.0 mm |
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