Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | NN3012 | |
| Bore diameter | d | 60 mm |
| Outside diameter | D | 95 mm |
| Width | B | 26 mm |
| Basic dynamic load rating | C | 87 kN |
| Basic static load rating | C0 | 106 kN |
| Fatigue load limit | Pu | 17.4 kN |
| Mass | ≈m | 0.623 kg |
| Precision class | SP — Tolerance class SP | |
| Internal clearance | C1 (Group 1) — Internal clearance smaller than C2 | |
| Cage | TVP — Plastic cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Product characteristics6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Cage | TVP | Plastic cage |
| Tolerance class | SP | Tolerance class SP |
| Bore type | K | Tapered, taper 1:12 |
| Change mark | D | Internal Variant D |
| Radial internal clearance | C1 (Group 1) | Internal clearance smaller than C2 |
| Number of rows | 2 | Double-row design |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 60 mm2.362 in |
| Outside diameter | D | 95 mm3.74 in |
| Width | B | 26 mm1.024 in |
| Basic dynamic load rating, radial | Cr | 87,000 N19,559.353 lbf |
| Basic static load rating, radial | C0r | 106,000 N23,830.935 lbf |
| Fatigue load limit, radial | Cur | 17,400 N3,911.871 lbf |
| Limiting speed for grease lubrication | nG Grease | 11,300 1/min |
| Limiting speed for oil lubrication | nG Oil | 13,300 1/min |
| Mass | ≈m | 0.623 kg1.373 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter shaft shoulder | da | 70.1 mm2.76 in |
| Diameter shaft shoulder tolerance | h12 | |
| Diameter of housing shoulder | Da | 88 mm3.465 in |
| Shoulder diameter outer ring clearance | H12 | |
| Injection pitch diameter min | Etk 1 nom | 84.4 mm3.323 in |
| Maximum recess radius | ra1 max | 1 mm0.039 in |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | r1 min | 1.1 mm0.043 in |
| Raceway diameter outer ring | E | 86.1 mm3.39 in |
| Axial displacement | s | 1.9 mm0.075 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Capabilities & suitability4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 374759 | |
| Brand | FAG | |
| Base Type | NN3012 | |
| X Life Marking | XL | |
| SAP material number | 0867008800000 | |
| Base product | 230509014D | |
| Bearing X designation | NN3012-D-K-TVP-SP-XL | |
| Mounting Manager ID | NN3012-D-K-TVP-SP-XL |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Super precision cylindrical roller bearings NN30..-D-K-TVP-SP, Non-locating bearing, double row, with tapered bore, taper 1:12, separable, with cage | |
| Short Description | Cylindrical roller bearing |
Technical Data17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 60 mm | |
| Outside Diamater (D) | 95 mm | |
| Total Width (B) | 26 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 87,000 N | |
| Basic Static Load Rating, Radial (C0R) | 106,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 11,300 1/min | |
| Minimum Diameter Shaft Shoulder (Da) | 70.1 mm | |
| Limiting Speed (Ng Oil) | 13,300 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Maximum Diameter Of Housing Shoulder (Da) | 88 mm | |
| Minimum Chamfer Dimension (R1 Min) | 1.1 mm | |
| Axial Displacement (S) | 1.9 mm | |
| Injection Pitch Diameter Min (Etk 1 N) | 84.4 mm | |
| Maximum Recess Radius (Ra1 Max) | 1 mm | |
| Raceway Diameter Outer Ring (E) | 86.1 mm | |
| Fatigue Load Limit, Radial (Cur) | 17,400 N |
