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 | Deep groove ball bearings | |
| Bore diameter | d | 55 mm |
| Outside diameter | D | 120 mm |
| Width | B | 29 mm |
| Basic static load rating | C0 | 45 kN |
| Limiting speed | nG | 50 r/min |
| Mass | ≈m | 1.35 kg |
| Internal clearance | Multiples of C5 | |
| Sealing | Without | |
| Cage | Sheet metal | |
| Bearing material | High temperature steel | |
| Lubricant | Solid lubricant |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 55.0 mm | |
| Outside diameter | 120.0 mm | |
| Width | 29.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Deep groove ball bearings | |
| Official taxonomy path | /products/rolling-bearings/ball-bearings/deep-groove-ball-bearings | |
| Structure group ID | BB1_501 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Abutment diameter shaft | d a | min. 66 mm |
| Abutment diameter housing | D a | max. 109 mm |
| Fillet radius | r a | max. 2 mm |
Engineering — Calculation data3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic static load rating | C 0 | 45 kN |
| Limiting speed | 50 r/min | |
| Operating temperature | T | max. 250 °C |
Engineering — Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 55 mm |
| Outside diameter | D | 120 mm |
| Width | B | 29 mm |
| Shoulder diameter inner ring | d 1 | ≈ 75.34 mm |
| Recess diameter outer ring shoulder | D 2 | ≈ 103.7 mm |
| Chamfer dimension | r 1,2 | min. 2 mm |
Engineering — Engineering specifications1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Running in required | Yes |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 1.35 kg | |
| eClass code | 23-05-90-90 | |
| UNSPSC code | 31171504 |
Performance3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic static load rating | 45.0 kN | |
| Limiting speed | 50.0 r/min | |
| Maximum operating temperature | 250.0 °C |
Properties13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Filling slots | Without | |
| Number of rows | 1 | |
| Locating feature, bearing outer ring | Without | |
| Bore type | Cylindrical | |
| Cage | Sheet metal | |
| Matched arrangement | No | |
| Radial internal clearance | Multiples of C5 | |
| Material, bearing | High temperature steel | |
| Coating | Coated | |
| Sealing | Without | |
| Lubricant | Solid lubricant | |
| Relubrication feature | Without | |
| Indicative carbon footprint for new product | 5.0 kg CO 2 e |