Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Cylindrical roller thrust bearings / Metric series / Thrust cylindrical roller and cage assemblies(K.811,K.812) | |
| Fatigue load limit | Pu | 30.8 kN |
| Limiting speed | nG | 4500 r/min |
| Mass | ≈m | 0.112 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 090-070-010 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Needle roller bearings - Cylindrical roller thrust bearings - Metric series - Thrust cylindrical roller and cage assemblies(K.811,K.812) | |
| Official Classification 1 | Needle roller bearings / Cylindrical roller thrust bearings / Metric series / Thrust cylindrical roller and cage assemblies(K.811,K.812) |
Technical Data20 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Dc1 | 45 mm | |
| Dc | 73 mm | |
| Dw | 9.0 mm | |
| Basic Load Ratings Ca | 94.2 kN | |
| Basic Load Ratings C0A | 266 kN | |
| Fatigue Load Limit : Cu | 30.8 kN | |
| Limiting Speeds(Oil Lub.) | 4500 min-1 | |
| Eb(Max.) | 50 mm | |
| Ea(Max.) | 68 mm | |
| ra | 1.0 mm | |
| Washer Dimensions : D | 45 mm | |
| Washer Dimensions : D1 | 47 mm | |
| Washer Dimensions : D,D1 | 73 mm | |
| Washer Dimensions : H(Max) | 5.50 mm | |
| Washer Dimensions : H(Min) | 5.34 mm | |
| Washer Dimensions : Rs(Min.) | 1.0 mm | |
| Washer Designation(Shaft Piloted) | WS.81209 | |
| Washer Designation(Housing Piloted) | GS.81209 | |
| (Refer.)Washer Mass | 0.112 kg | |
| Mass(Refer.) | 0.083 kg |
