Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Thrust ball bearings | |
| Bore diameter | d | 50 mm |
| Outside diameter | D | 78 mm |
| Height | H | 23.5 mm |
| Basic dynamic load rating | C | 49.4 kN |
| Basic static load rating | C0 | 116 kN |
| Fatigue load limit | Pu | 4.3 kN |
| Reference speed | nref | 3200 r/min |
| Limiting speed | nG | 4500 r/min |
| Mass | ≈m | 0.353 kg |
| Cage | Sheet metal | |
| Bearing material | Bearing steel |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 50.0 mm | |
| Outside diameter | 78.0 mm | |
| Height | 23.5 mm | |
| Radius of aligning surface | 64.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Thrust ball bearings | |
| Official taxonomy path | /products/rolling-bearings/ball-bearings/thrust-ball-bearings | |
| Structure group ID | BD1_001_BDC_001 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Abutment diameter shaft | d a | min. 67 mm |
| Abutment diameter housing | D a | max. 62 mm |
| Fillet radius | r a | max. 1 mm |
Engineering — Associated products1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Seat washer | U 210 |
Engineering — Calculation data6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 49.4 kN |
| Basic static load rating | C 0 | 116 kN |
| Fatigue load limit | P u | 4.3 kN |
| Reference speed | 3200 r/min | |
| Limiting speed | 4500 r/min | |
| Minimum load factor | A | 0.07 |
Engineering — Dimensions12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 50 mm |
| Outside diameter | D | 78 mm |
| Height | H | 23.5 mm |
| Height bearing including seat washer | H 1 | 26 mm |
| Outside diameter shaft washer | d 1 | ≈ 78 mm |
| Inner diameter housing washer | D 1 | ≈ 52 mm |
| Inner diameter seat washer | D 2 | 62 mm |
| Outside diameter seat washer | D 3 | 82 mm |
| Height seat washer | C | 7.5 mm |
| Radius sphered housing washer | R | 64 mm |
| Centre height housing washer sphere | s | 32.5 mm |
| Chamfer dimension washer | r 1,2 | min. 1 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.353 kg | |
| eClass code | 23-05-10-01 | |
| UNSPSC code | 31171507 |
Performance4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 49.4 kN | |
| Basic static load rating | 116.0 kN | |
| Reference speed | 3200.0 r/min | |
| Limiting speed | 4500.0 r/min |
Properties8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Axial load capability | Single-direction | |
| Number of rows | 1 | |
| Cage | Sheet metal | |
| Housing washer type | Sphered | |
| Tolerance class | Normal | |
| Material, bearing | Bearing steel | |
| Coating | Without | |
| Indicative carbon footprint for new product | 1.3 kg CO 2 e |