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 | Needle roller thrust bearings | |
| Bore diameter | d | 8 mm |
| Outside diameter | D | 21 mm |
| Height | H | 2 mm |
| Basic dynamic load rating | C | 7.2 kN |
| Basic static load rating | C0 | 20 kN |
| Fatigue load limit | Pu | 2.32 kN |
| Reference speed | nref | 5600 r/min |
| Limiting speed | nG | 11000 r/min |
| Mass | ≈m | 0.0015 kg |
| Cage | Non-metallic | |
| Bearing material | Bearing steel |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 8.0 mm | |
| Outside diameter | 21.0 mm | |
| Height | 2.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Needle roller thrust bearings | |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-thrust-bearings | |
| Structure group ID | BGN_001 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Associated products2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Universal washer | LS 0821 | |
| Thin universal washer | AS 0821 |
Engineering — Calculation data5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 7.2 kN |
| Basic static load rating | C 0 | 20 kN |
| Fatigue load limit | P u | 2.32 kN |
| Reference speed | 5600 r/min | |
| Limiting speed | 11000 r/min |
Engineering — Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 8 mm |
| Outside diameter | D | 21 mm |
| Diameter roller | D w | 2 mm |
| Raceway diameter (min.) roller and cage thrust assembly | E a | min. 9 mm |
| Raceway diameter (max.) roller and cage thrust assembly | E b | max. 20 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.0015 kg | |
| eClass code | 23-05-09-03 | |
| UNSPSC code | 31171512 |
Performance4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 7.2 kN | |
| Basic static load rating | 20.0 kN | |
| Reference speed | 5600.0 r/min | |
| Limiting speed | 11000.0 r/min |
Properties6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bearing part | Needle roller and cage assembly | |
| Cage | Non-metallic | |
| Roller grade | G2 | |
| Material, bearing | Bearing steel | |
| Coating | Without | |
| Indicative carbon footprint for new product | 0.006 kg CO 2 e |