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 | Radial spherical plain bearings | |
| Bore diameter | d | 280 mm |
| Outside diameter | D | 400 mm |
| Width | B | 155 mm |
| Basic dynamic load rating | C | 3550 kN |
| Basic static load rating | C0 | 18000 kN |
| Mass | ≈m | 63.7 kg |
| Internal clearance | CN | |
| Sealing | Seal on both sides |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 280.0 mm | |
| Outside diameter | 400.0 mm | |
| Width, inner ring | 155.0 mm | |
| Width, outer ring | 120.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Radial spherical plain bearings | |
| Official taxonomy path | /products/plain-bearings/spherical-plain-bearings-rod-ends/radial | |
| Structure group ID | BLR_001_101 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Abutment diameter shaft | d a | min. 294 mm |
| Abutment diameter shaft | d a | max. 313.5 mm |
| Abutment diameter housing | D a | min. 344.5 mm |
| Abutment diameter housing | D a | max. 388.5 mm |
| Fillet radius shaft | r a | max. 1 mm |
| Fillet radius housing | r b | max. 1 mm |
Engineering — Calculation data5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 3550 kN |
| Basic static load rating | C 0 | 18000 kN |
| Specific dynamic load factor | K | 100 N/mm² |
| Specific static load factor | K 0 | 500 N/mm² |
| Material constant | K M | 330 |
Engineering — Dimensions11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 280 mm |
| Outside diameter | D | 400 mm |
| Width | B | 155 mm |
| Width outer ring | C | 120 mm |
| Angle of tilt | α | 6 ° |
| Raceway diameter inner ring | d k | 350 mm |
| Width annular lubrication groove at outer ring | b | 16 mm |
| Width annular lubrication groove at inner ring | b 1 | 16 mm |
| Diameter lubrication hole (outer ring) | M | 7 mm |
| Chamfer dimension bore | r 1 | min. 1.1 mm |
| Chamfer dimension outer ring | r 2 | min. 1.1 mm |
Engineering — Engineering specifications6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Maintenance | Relubrication required | |
| Sliding contact surface combination | Steel/steel, standard | |
| Material, inner ring | Bearing steel | |
| Material, outer ring | Bearing steel | |
| Sealing | Seal on both sides | |
| Sealing type | Double-lip |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 63.7 kg | |
| eClass code | 23-05-01-06 | |
| UNSPSC code | 31171515 |
Performance2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 3550.0 kN | |
| Basic static load rating | 18000.0 kN |
Properties8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Sliding contact surface combination | Steel/steel, standard | |
| Material, inner ring | Bearing steel | |
| Material, outer ring | Bearing steel | |
| Maintenance | Relubrication required | |
| Radial internal clearance | CN | |
| Sealing | Seal on both sides | |
| Sealing type | Double-lip | |
| Relubrication feature | With |
