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 |
|---|---|---|
| Series | RNAO12X22X12 | |
| Bore diameter | d | 12 mm |
| Outside diameter | D | 22 mm |
| Width | B | 12 mm |
| Basic dynamic load rating | C | 10 kN |
| Basic static load rating | C0 | 9.9 kN |
| Fatigue load limit | Pu | 1.43 kN |
| Reference speed | nref | 19700 r/min |
| Limiting speed | nG | 26000 r/min |
| Mass | ≈m | 0.0175 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 393578 | |
| Brand | INA | |
| Base Type | RNAO12X22X12 | |
| Old Designation | ["RNAO 12X22X12 TN","RNAO12X22X12TN"] | |
| X Life Marking | n.r. |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Radial roller bearing RNAO..-TV | |
| Short Description | Radial roller bearing |
Technical Data18 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Under Roller Diameter (Fw) | 12 mm | |
| Outside Diamater (D) | 22 mm | |
| Total Width (B) | 12 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 10,000 N | |
| Basic Static Load Rating, Radial (C0R) | 9,900 N | |
| Shoulder Diameter Axial Guidance Nk/Shaft (Db) | 17.6 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 15,500 1/min | |
| Shoulder Diameter Outer Ring (Da) | 18.3 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 26,000 1/min | |
| Reference Speed (Nϑr) | 19,700 1/min | |
| Maximum Recess Radius (Ra Max) | 0.3 mm | |
| Width, Outer Ring (C) | 12 mm | |
| Shoulder Diameter Axial Guidance Nk/Housing (Db) | 12.3 mm | |
| Minimum Chamfer Dimension (Rmin) | 0.3 mm | |
| Raceway Diameter Outer Ring (E) | 18 mm | |
| Fatigue Load Limit, Radial (Cur) | 1,430 N |
