| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight | 0.651 |
| Product Group | B00308 |
| Enclosure | Open |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | Yes |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch - Metric | Metric |
| Long Description | 40MM Bore; 90MM Outside Diameter; 23MM Outer Race Width; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; Yes Snap Ring; No Internal Special Features; C0-Medium Internal Clearance; Steel Cage |
| Other Features | Deep Groove | With Snap Ring |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Manufacturer Item Number | 6308 NR |
| Weight / LBS | 1.411 |
| Outer Race Width | 0.906 Inch | 23 Millimeter |
| D | 90 mm |
| d | 40 mm |
| Inner Race Width | 0 Inch | 0 Millimeter |
| B | 23 mm |
| d1 ≈ | 56.11 mm |
| D2 ≈ | 77.7 mm |
| D3 | 86.79 mm |
| D4 | 96.5 mm |
| b | 2.7 mm |
| C | 3.28 mm |
| f | 2.46 mm |
| r0 max. | 0.6 mm |
| r1,2 min. | 1.5 mm |
| da min. | 49 mm |
| Da max. | 81 mm |
| Db min. | 98 mm |
| ba min. | 3 mm |
| Ca max. | 5.74 mm |
| ra max. | 1.5 mm |
| Basic dynamic load rating C | 42.3 kN |
| Basic static load rating C0 | 24 kN |
| Fatigue load limit Pu | 1.02 kN |
| Reference speed | 17000 r/min |
| Limiting speed | 11000 r/min |
| Calculation factor kr | 0.03 |
| Calculation factor f0 | 13 |
| Mass bearing | 0.64 kg |
| Snap ring | SP 90 |
