313812W KOYO ROLL NECK BEARINGS for ROLLING MILL
| Brand Name: |
KOYO |
| Model Number: |
313812W |
| Bore Type: |
Cylindrical Bore |
| Enclosure: |
Open |
| Configuration: |
Double Row |
| Roller Profile: |
Symmetric |
| Center Guidance: |
Fixed Inner Ring Rib |
| Retainer Material: |
Machined Brass |
| Nr. of Holes: |
6 |
| Weight: |
57.700 kg |
| PDF |
313812W |
Product Details
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Double Row |
| Roller Profile |
Symmetric |
| Center Guidance |
Fixed Inner Ring Rib |
| Retainer Material |
Machined Brass |
| Nr. of Holes |
6 |
| Weight |
57.700 kg |
| d |
200 mm |
| D |
360 mm |
| B |
128 mm |
| Fillet Radius/Chamfer |
4 mm |
| Groove Width A |
26 mm |
| Hole Diameter (do) |
12 mm |
| Dynamic Load Rating |
2,290,000 N |
| Static Load Rating |
2,750,000 N |
| Limiting Speed - Grease |
1,200 rpm |
| Limiting Speed - Oil |
1,500 rpm |
| Constant e |
0.37 |
| Axial Load Factor Y0 |
1.80 |
| Axial Load Factor Y1 |
1.85 |
| Axial Load Factor Y2 |
2.75 |
| Radial Clearance |
0.130 to 0.200 mm |
| da (min) |
218 mm |
| Da (max) |
342 mm |
| ra (max) |
3 mm |