Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Cam rollers (Yoke-type track rollers) | |
| Bore diameter | d | 20 mm |
| Outside diameter | D | 52 mm |
| Width | B | 20.6 mm |
| Basic dynamic load rating | C | 17.8 kN |
| Basic static load rating | C0 | 9.8 kN |
| Fatigue load limit | Pu | 0.45 kN |
| Limiting speed | nG | 14000 r/min |
| Mass | ≈m | 0.218 kg |
| Sealing | Shield on both sides | |
| Cage | With | |
| Bearing material | Bearing steel | |
| Lubricant | Grease |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Functional outside diameter | 52.0 mm | |
| Bore diameter | 20.0 mm | |
| Width | 20.6 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Cam rollers (Yoke-type track rollers) | |
| Official taxonomy path | /products/rolling-bearings/track-rollers/cam-rollers | |
| Structure group ID | BB1_051_BA2_051 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Calculation data6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 17.8 kN |
| Basic static load rating | C 0 | 9.8 kN |
| Fatigue load limit | P u | 0.45 kN |
| Maximum dynamic radial load | F r | max. 8.3 kN |
| Maximum static radial load | F 0r | max. 12 kN |
| Limiting speed | 14000 r/min |
Engineering — Dimensions7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Outside diameter | D | 52 mm |
| Bore diameter | d | 20 mm |
| Width | B | 20.6 mm |
| Shoulder/recess diameter inner ring | d 1 | ≈ 27.7 mm |
| Recess diameter outer ring | D 1 | ≈ 40.9 mm |
| Chamfer dimension | r 1,2 | min. 1 mm |
| Distance pressure points | a | 28 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.218 kg | |
| eClass code | 23-05-08-03 | |
| UNSPSC code | 31171531 |
Performance3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 17.8 kN | |
| Basic static load rating | 9.8 kN | |
| Limiting speed | 14000.0 r/min |
Properties15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bearing part | Complete track roller | |
| Rolling elements | Balls | |
| Number of rows | 2 | |
| Outer ring profile | Cylindrical | |
| Axial guidance of outer ring | Yes | |
| Number of flanges, outer ring | 0 | |
| Cage | With | |
| Axial internal clearance | Normal | |
| Tolerance class | Normal | |
| Material, bearing | Bearing steel | |
| Coating | Without | |
| Sealing | Shield on both sides | |
| Sealing type | Non-contact | |
| Lubricant | Grease | |
| Relubrication feature | With |