Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Deep groove ball bearings | |
| Bore diameter | d | 3 mm |
| Outside diameter | D | 8 mm |
| Width | B | 4 mm |
| Basic dynamic load rating | C | 0.319 kN |
| Basic static load rating | C0 | 0.09 kN |
| Fatigue load limit | Pu | 0.004 kN |
| Limiting speed | nG | 43000 r/min |
| Mass | ≈m | 0.0008 kg |
| Internal clearance | CN | |
| Sealing | Seal on both sides | |
| Cage | Stamped stainless steel | |
| Bearing material | Stainless steel | |
| Lubricant | Grease |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 3.0 mm | |
| Outside diameter | 8.0 mm | |
| Width | 4.0 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_001_101 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter of shaft abutment | d a | min. 3.9 mm |
| Diameter of shaft abutment | d a | max. 4.3 mm |
| Diameter of housing abutment | D a | max. 7.3 mm |
| Radius of shaft or housing fillet | r a | max. 0.15 mm |
Engineering — Calculation data6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 0.319 kN |
| Basic static load rating | C 0 | 0.09 kN |
| Fatigue load limit | P u | 0.004 kN |
| Limiting speed | 43000 r/min | |
| Minimum load factor | k r | 0.03 |
| Calculation factor | f 0 | 6.1 |
Engineering — Dimensions7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 3 mm |
| Outside diameter | D | 8 mm |
| Width | B | 4 mm |
| Shoulder diameter | d 1 | ≈ 4.35 mm |
| Recess diameter | d 2 | ≈ 4.35 mm |
| Recess diameter | D 2 | ≈ 7.25 mm |
| Chamfer dimension | r 1,2 | min. 0.15 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.0008 kg | |
| eClass code | 23-05-08-01 | |
| UNSPSC code | 31171504 |
Performance3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 0.319 kN | |
| Basic static load rating | 0.09 kN | |
| Limiting speed | 43000.0 r/min |
Properties14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Filling slots | Without | |
| Number of rows | 1 | |
| Locating feature, bearing outer ring | Without | |
| Bore type | Cylindrical | |
| Cage | Stamped stainless steel | |
| Matched arrangement | No | |
| Radial internal clearance | CN | |
| Material, bearing | Stainless steel | |
| Coating | Without | |
| Sealing | Seal on both sides | |
| Sealing type | Contact | |
| Lubricant | Grease | |
| Relubrication feature | Without | |
| Indicative carbon footprint for new product | 0.003 kg CO 2 e |
