Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications16 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 3307 | |
| Bore diameter | d | 35 mm |
| Outside diameter | D | 80 mm |
| Width | B | 34.9 mm |
| Basic dynamic load rating | C | 50 kN |
| Basic static load rating | C0 | 41 kN |
| Fatigue load limit | Pu | 2.65 kN |
| Reference speed | nref | 7100 r/min |
| Limiting speed | nG | 9600 r/min |
| Mass | ≈m | 0.837 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Sealing | Without — Not sealed | |
| Cage | JP — Steel sheet metal | |
| Lubricant | Without — Bearing not greased | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 150 °C |
Precision classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial ball bearing tolerance equivalent | ABEC 1Derived from ISO Normal; not a direct ABEC marking | |
| Mapping basis | ISO 492 / ANSI/ABMA 20The original manufacturer tolerance remains the controlling value. |
Product characteristics7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design variant | DA | Bearing with split inner ring |
| Type of Seal | Without | Not sealed |
| Cage | JP | Steel sheet metal |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
| Lubricant | Without | Bearing not greased |
| Axial internal clearance | CN | Group N (CN) |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 35 mm1.378 in |
| Outside diameter | D | 80 mm3.15 in |
| Width | B | 34.9 mm1.374 in |
| Basic dynamic load rating, radial | Cr | 50,000 N11,241.007 lbf |
| Basic static load rating, radial | C0r | 41,000 N9,217.626 lbf |
| Fatigue load limit, radial | Cur | 2,650 N595.773 lbf |
| Limiting speed | nG | 9,600 1/min |
| Reference speed | nϑr | 7,100 1/min |
| Mass | ≈m | 0.837 kg1.845 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 44 mm1.732 in |
| Maximum diameter of housing shoulder | Da max | 71 mm2.795 in |
| Maximum fillet radius | ra max | 1.5 mm0.059 in |
Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.5 mm0.059 in |
| Shoulder diameter outer ring | D1 | 69.5 mm2.736 in |
| Shoulder diameter inner ring | d1 | 55.2 mm2.173 in |
| Distance between the apexes of the pressure cones | a | 74.8 mm2.945 in |
| Contact angle | α | 45 ° |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 150 °C302 °F |
Capabilities & suitability6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Axial load capacity in both directions | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 361308 | |
| Brand | FAG | |
| Base Type | 3307 | |
| Old Designation | ["3307DA","3307D"] | |
| X Life Marking | n.r. | |
| SAP material number | 0167135830000 | |
| Base product | 2305080303 | |
| Bearing X designation | 3307-DA | |
| Mounting Manager ID | 3307-DA | |
| Grease application ID | 3307-DA |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Angular contact ball bearing 33..-DA, double row, split inner ring, steel sheet metal cage | |
| Short Description | Angular contact ball bearing |
Technical Data18 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 35 mm | |
| Outside Diameter (D) | 80 mm | |
| Width (B) | 34.9 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 50,000 N | |
| Basic Static Load Rating, Radial (C0R) | 41,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 9,600 1/min | |
| Operating Temperature Max. (Tmax) | 150 °C | |
| Reference Speed (Nϑr) | 7,100 1/min | |
| Fatigue Load Limit, Radial (Cur) | 2,650 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 44 mm | |
| Shoulder Diameter Inner Ring (D1) | 55.2 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 71 mm | |
| Minimum Chamfer Dimension (Rmin) | 1.5 mm | |
| Maximum Fillet Radius (Ra Max) | 1.5 mm | |
| Shoulder Diameter Outer Ring (D1) | 69.5 mm | |
| Contact Angle (Α) | 45 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 74.8 mm |
