W 61803-2RS1/VT378 top 5 Latest High Precision Bearings
Bearing number: | 7228DF |
Size (mm): | 140x250x42 |
Bore Diameter (mm): | 140 |
Outer Diameter (mm): | 250 |
Width (mm): | 42 |
d: | 140 mm |
D: | 250 mm |
B: | 42 mm |
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Product Details
Bearing number | 7228DF |
Size (mm) | 140x250x42 |
Bore Diameter (mm) | 140 |
Outer Diameter (mm) | 250 |
Width (mm) | 42 |
d | 140 mm |
D | 250 mm |
B | 42 mm |
C | 42 mm |
Angle (α) | 30 ° |
a | 35.3 mm |
r min. | 3 mm |
r1 min. | 1.1 mm |
2B | 84 mm |
da min. | 147 mm |
Da max. | 243 mm |
ra max. | 1 mm |
Weight | 8.78 Kg |
Basic dynamic load rating (C) | 345 kN |
Basic static load rating (C0) | 525 kN |
(Grease) Lubrication Speed | 1800 r/min |
Bore Type | Cylindrical Bore |
Enclosure | Open |
Configuration | Duplex |
Bore Size | 140 mm |
Outside Diameter | 250 mm |
Width | 42 mm |
Fillet Radius/Chamfer | 3 mm |
r1 | 1.1 mm |
Dynamic Load Rating | 345,000 N |
Static Load Rating | 525,000 N |
Limiting Speed - Grease | 1,800 rpm |
Limiting Speed - Oil | 2,400 rpm |
da1 (min) | 154 mm |
da2 (min) | 147 mm |
Da1 (max) | 236 mm |
Da2 (max) | 243 mm |
ra (max) | 2.5 mm |
ra1 (max) | 1 mm |
Company Profile
Worktime |
9.00--18.00 |
Phone |
0065-31591338 |
Fax |
0065-31591338 |