7221ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7200 Series,25 Degree Contact Angle
7221ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7200 Series,25 Degree Contact Angle Engineering Calculator , China Caterpillar Hydraulic Final Drive Motor Supplier Super Precision Bearing Manufacturing Service . 18 mm Groove Width A Get Your Free.
| Brand Name: |
SKF |
| Model Number: |
7221ACDGA/P4A |
| Groove Width A: |
18 mm |
| Radial Clearance: |
0.180 to 0.240 mm |
| Weight: |
27.900 kg |
| Hole Diameter (do): |
8 mm |
| Roller Profile: |
Symmetric |
| ra (max): |
2.5 mm |
| Limiting Speed - Oil: |
1,800 rpm |
| Limiting Speed - Grease: |
1,300 rpm |
Product Details
| Groove Width A |
18 mm |
| Radial Clearance |
0.180 to 0.240 mm |
| Weight |
27.900 kg |
| Hole Diameter (do) |
8 mm |
| Roller Profile |
Symmetric |
| ra (max) |
2.5 mm |
| Limiting Speed - Oil |
1,800 rpm |
| Limiting Speed - Grease |
1,300 rpm |
| Center Guidance |
Fixed Inner Ring Rib |
| Da (max) |
286 mm |
| Axial Load Factor Y1 |
2.12 |
| Constant e |
0.32 |
| Configuration |
Double Row |
| Axial Load Factor Y0 |
2.07 |
| D |
300 mm |
| Nr. of Holes |
6 |
| Retainer Material |
Machined Brass |
| d |
180 mm |
| Axial Load Factor Y2 |
3.15 |
| Dynamic Load Rating |
1,490,000 N |