NTN 4T-393 Roller Bearings
| Bearing number: |
7230BDT |
| Size (mm): |
150x270x45 |
| Bore Diameter (mm): |
150 |
| Outer Diameter (mm): |
270 |
| Width (mm): |
45 |
| d: |
150 mm |
| D: |
270 mm |
| B: |
45 mm |
Product Details
| Bearing number |
7230BDT |
| Size (mm) |
150x270x45 |
| Bore Diameter (mm) |
150 |
| Outer Diameter (mm) |
270 |
| Width (mm) |
45 |
| d |
150 mm |
| D |
270 mm |
| B |
45 mm |
| C |
45 mm |
| Angle (α) |
40 ° |
| a |
65.6 mm |
| r min. |
3 mm |
| r1 min. |
1.1 mm |
| 2B |
90 mm |
| da min. |
157 mm |
| Da max. |
263 mm |
| ra max. |
1 mm |
| Weight |
11.0 Kg |
| Basic dynamic load rating (C) |
360 kN |
| Basic static load rating (C0) |
490 kN |
| (Grease) Lubrication Speed |
1500 r/min |
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Duplex |
| Bore Size |
150 mm |
| Outside Diameter |
270 mm |
| Width |
45 mm |
| Fillet Radius/Chamfer |
3 mm |
| r1 |
1.1 mm |
| Dynamic Load Rating |
360,000 N |
| Static Load Rating |
490,000 N |
| Limiting Speed - Grease |
1,500 rpm |
| Limiting Speed - Oil |
2,000 rpm |
| da1 (min) |
164 mm |
| da2 (min) |
157 mm |
| Da1 (max) |
256 mm |
| Da2 (max) |
263 mm |
| ra (max) |
2.5 mm |
| ra1 (max) |
1 mm |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |