Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Combined needle roller / angular contact ball bearings | |
| Bore diameter | d | 45 mm |
| Outside diameter | D | 68 mm |
| Width | B | 30 mm |
| Reference speed | nref | 7500 r/min |
| Limiting speed | nG | 8500 r/min |
| Mass | ≈m | 0.375 kg |
| Internal clearance | CN | |
| Bearing material | Bearing steel |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 45.0 mm | |
| Outside diameter | 68.0 mm | |
| Width | 30.0 mm | |
| Width, outer ring | 30.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Combined needle roller / angular contact ball bearings | |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-bearings/combined-needle-roller-bearings | |
| Structure group ID | BVN_001 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter of shaft abutment | d a | min. 49 mm |
| Diameter of housing abutment | D a | max. 64 mm |
| Radius of fillet | r a | max. 0.6 mm |
Engineering — Calculation data8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating, radial | C | 45.7 kN |
| Basic static load rating, radial | C 0 | 78 kN |
| Basic dynamic load rating, axial | C | 7.47 kN |
| Basic static load rating, axial | C 0 | 12 kN |
| Fatigue load limit, radial | P u | 9.65 kN |
| Fatigue load limit, axial | P u | 0.513 kN |
| Reference speed | 7500 r/min | |
| Limiting speed | 8500 r/min |
Engineering — Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 45 mm |
| Outside diameter | D | 68 mm |
| Width | B | 30 mm |
| Diameter of inner ring raceway | F | 52 mm |
| Chamfer dimension | r 1 ,2 | min. 0.6 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.375 kg | |
| eClass code | 23-05-09-03 | |
| UNSPSC code | 31171512 |
Performance2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Reference speed | 7500.0 r/min | |
| Limiting speed | 8500.0 r/min |
Properties12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Rolling bearing type | Needle roller / angular contact ball bearing | |
| Bearing part | Complete bearing | |
| Thrust part | With cage | |
| Radial part | With cage | |
| Rolling element (thrust part) | Balls | |
| Axial load capability | Single-direction | |
| Radial internal clearance | CN | |
| Tolerance class | Normal | |
| Material, bearing | Bearing steel | |
| Coating | Without | |
| Lubricant (thrust part) | None | |
| Indicative carbon footprint for new product | 1.4 kg CO 2 e |