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 | NAO70X100X30 | |
| Bore diameter | d | 70 mm |
| Outside diameter | D | 100 mm |
| Width | B | 30 mm |
| Basic dynamic load rating | C | 80 kN |
| Basic static load rating | C0 | 176 kN |
| Fatigue load limit | Pu | 31.5 kN |
| Reference speed | nref | 3350 r/min |
| Limiting speed | nG | 5800 r/min |
| Mass | ≈m | 0.822 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 393316 | |
| Brand | INA | |
| Base Type | NAO70X100X30 | |
| Old Designation | ["NAO70X100X30"] | |
| X Life Marking | XL |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Needle roller bearings NAO, without ribs | |
| Short Description | Needle roller bearing |
Technical Data19 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 70 mm | |
| Outside Diamater (D) | 100 mm | |
| Total Width (B) | 30 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 80,000 N | |
| Basic Static Load Rating, Radial (C0R) | 176,000 N | |
| Shoulder Diameter Axial Guidance Nk/Shaft (Db) | 87.2 mm | |
| Raceway Diameter Inner Ring (F) | 80 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Shoulder Diameter Outer Ring (Da) | 89 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 5,800 1/min | |
| Reference Speed (Nϑr) | 3,350 1/min | |
| Maximum Recess Radius (Ra Max) | 1 mm | |
| Axial Displacement (S) | 1 mm | |
| Shoulder Diameter Axial Guidance Nk/Housing (Db) | 81 mm | |
| Minimum Chamfer Dimension (Rmin) | 1 mm | |
| Raceway Diameter Outer Ring (E) | 88 mm | |
| Mounting Dimension (Da) | 79.3 mm | |
| Fatigue Load Limit, Radial (Cur) | 31,500 N |
