| Bearing number |
6404 |
| Size (mm) |
72x20x19 |
| Bore Diameter (mm) |
72 |
| Outer Diameter (mm) |
20 |
| Width (mm) |
19 |
| d |
20 mm |
| D |
72 mm |
| B |
19 mm |
| d1 |
37.11 mm |
| D1 |
54.75 mm |
| r1,2 - min. |
1.1 mm |
| da - min. |
29 mm |
| Da - max. |
63 mm |
| ra - max. |
1 mm |
| Basic dynamic load rating - C |
30.7 kN |
| Basic static load rating - C0 |
15 kN |
| Fatigue load limit - Pu |
0.64 kN |
| Reference speed |
24000 r/min |
| Limiting speed |
15000 r/min |
| Calculation factor - kr |
0.035 |
| Calculation factor - f0 |
11 |
| Category |
Single Row Ball Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.412 |
| Product Group |
B00308 |
| Enclosure |
Open |
| Precision Class |
ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot |
No |
| Rolling Element |
Ball Bearing |
| Snap Ring |
No |
| Internal Special Features |
No |
| Cage Material |
Steel |
| Internal Clearance |
C0-Medium |
| Inch - Metric |
Metric |
| Long Description |
20MM Bore; 72MM Outside Diameter; 19MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features |
| UNSPSC |
31171504 |
| Harmonized Tariff Code |
8482.10.50.68 |
| Noun |
Bearing |
| Keyword String |
Ball |
| Manufacturer Item Number |
6404 |
| Weight / LBS |
0.91 |
| Bore |
0.787 Inch | 20 Millimeter |
| Outer Race Width |
0.748 Inch | 19 Millimeter |
| Outside Diameter |
2.835 Inch | 72 Millimeter |
| bore diameter: |
20 mm |
| static load capacity: |
15 kN |
| outside diameter: |
72 mm |
| precision rating: |
ABEC 3 (ISO Class 6) |
| overall width: |
19 mm |
| finish/coating: |
Uncoated |
| bore type: |
Round |
| cage material: |
Steel |
| closure type: |
Open |
| outer ring width: |
19 mm |
| row type & fill slot: |
Single Row Non-Fill Slot |
| fillet radius: |
1 mm |
| snap ring included: |
Without Snap Ring |
| maximum rpm: |
15000 RPM |
| internal clearance: |
C0 |
| series: |
64 |
| dynamic load capacity: |
30.7 kN |
| d1 ≈ |
37.11 mm |
| D1 ≈ |
54.75 mm |
| r1,2 min. |
1.1 mm |
| da min. |
29 mm |
| Da max. |
63 mm |
| ra max. |
1 mm |
| Basic dynamic load rating C |
30.7 kN |
| Basic static load rating C0 |
15 kN |
| Fatigue load limit Pu |
0.64 kN |
| Calculation factor kr |
0.035 |
| Calculation factor f0 |
11 |
| Mass bearing |
0.41 kg |