Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Cylindrical roller bearings | |
| Bore diameter | d | 70 mm |
| Outside diameter | D | 165 mm |
| Basic dynamic load rating | C | 297 kN |
| Basic static load rating | C0 | 390 kN |
| Fatigue load limit | Pu | 52 kN |
| Mass | ≈m | 11.6 kg |
| Internal clearance | NSTD | |
| Sealing | Seal on both sides | |
| Cage | Machined brass |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 70.0 mm | |
| Functional outside diameter | 165.0 mm | |
| Width, inner ring | 90.0 mm | |
| Width, outer ring | 88.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Cylindrical roller bearings | |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-bearings | |
| Structure group ID | BCZ_501 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Calculation data5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 297 kN |
| Basic static load rating | C 0 | 390 kN |
| Fatigue load limit | P u | 52 kN |
| Maximum dynamic radial loads | F r | max. 285 kN |
| Maximum static radial loads | F 0r | max. 415 kN |
Engineering — Dimensions9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Outside diameter | D | 165 mm |
| Bore diameter | d | 70 mm |
| Section height | H | max. 47.5 mm |
| Total bearing width over inner ring(s) | B | 90 mm |
| Total bearing width over outer ring(s) | C | 88 mm |
| Outside diameter flange ring | d 1 | ≈ 106.65 mm |
| Shoulder diameter outer ring/ inner diameter housing washer | D 1 | ≈ 107 mm |
| Width annular lubrication groove at inner ring | b | 13.1 mm |
| Chamfer dimension outer ring | r | min. 2 mm |
Engineering — Dimensions — Lubrication hole(s)2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter lubrication hole | K | 8 mm |
| Number of holes | 6 |
Logistics1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 11.6 kg |
Performance2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 297.0 kN | |
| Basic static load rating | 390.0 kN |
Properties12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bearing part | Complete bearing | |
| Number of rows | 2 | |
| Bore type | Cylindrical | |
| Cage | Machined brass | |
| Design | With axial guidance | |
| Radial internal clearance | NSTD | |
| Tolerance class | B | |
| Coating | Without | |
| Sealing | Seal on both sides | |
| Sealing type | Gap-type | |
| Relubrication feature | With | |
| Indicative carbon footprint for new product | 43.0 kg CO 2 e |