Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 3304 | |
| Bore diameter | d | 20 mm |
| Outside diameter | D | 52 mm |
| Width | B | 22.2 mm |
| Basic dynamic load rating | C | 24.6 kN |
| Basic static load rating | C0 | 15.9 kN |
| Fatigue load limit | Pu | 1.1 kN |
| Limiting speed | nG | 11000 r/min |
| Mass | ≈m | 0.218 kg |
| Precision class | P6 — Class 6 (ISO 492:2023) | |
| Sealing | 2HRS — Contact seal on both sides | |
| Cage | JH — Steel sheet metal | |
| Lubricant | GA13 — Ball bearing and insert bearing grease | |
| Minimum operating temperature | Tmin | -20 °C |
| Maximum operating temperature | Tmax | 100 °C |
Precision classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial ball bearing tolerance equivalent | ABEC 3Derived from ISO P6; not a direct ABEC marking | |
| Mapping basis | ISO 492 / ANSI/ABMA 20The original manufacturer tolerance remains the controlling value. |
Product characteristics8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design variant | B | Bearing without filling slot |
| Changed internal design | D | |
| Type of Seal | 2HRS | Contact seal on both sides |
| Cage | JH | Steel sheet metal |
| Tolerance class | P6 | Class 6 (ISO 492:2023) |
| Dimensional / heat stabilization | SN | Rings dimensional stabilized up to 120° |
| Lubricant | GA13 | Ball bearing and insert bearing grease |
| Axial internal clearance | CN | Group N (CN) |
Main Dimensions & Performance Data8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 20 mm0.787 in |
| Outside diameter | D | 52 mm2.047 in |
| Width | B | 22.2 mm0.874 in |
| Basic dynamic load rating, radial | Cr | 24,600 N5,530.576 lbf |
| Basic static load rating, radial | C0r | 15,900 N3,574.64 lbf |
| Fatigue load limit, radial | Cur | 1,100 N247.302 lbf |
| Limiting speed | nG | 11,000 1/min |
| Mass | ≈m | 0.218 kg0.481 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 27 mm1.063 in |
| Maximum diameter of housing shoulder | Da max | 45 mm1.772 in |
| Maximum fillet radius | ra max | 1 mm0.039 in |
Dimensions7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.1 mm0.043 in |
| Shoulder diameter outer ring | D1 | 43.98 mm1.731 in |
| Caliber diameter outer ring | D2 | 46.14 mm1.817 in |
| Shoulder diameter inner ring | d1 | 33.52 mm1.32 in |
| Caliber diamter inner ring | d2 | 31.94 mm1.257 in |
| Distance between the apexes of the pressure cones | a | 30.4 mm1.197 in |
| Contact angle | α | 30 ° |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -20 °C-4 °F |
| Operating temperature max. | Tmax | 100 °C212 °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 | |
| Lifetimelubricationfreedomfrommaintenance | Yes | |
| Suitable for grease lubrication | Yes | |
| Sealedonbothsides | Yes |
Manufacturer Identity10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 360867 | |
| Brand | FAG | |
| Base Type | 3304 | |
| Old Designation | ["3304-BD-2HRS"] | |
| X Life Marking | XL | |
| SAP material number | 0822607880000 | |
| Base product | 2305080302 | |
| Bearing X designation | 3304-BD-XL-2HRS | |
| Mounting Manager ID | 3304-BD-XL-2HRS | |
| Grease application ID | 3304-BD-XL-2HRS |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Angular contact ball bearing 33..-BD-XL-2HRS, double row, X-life, seals, steel sheet metal cage | |
| Short Description | Angular contact ball bearing |
Technical Data19 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 20 mm | |
| Outside Diameter (D) | 52 mm | |
| Width (B) | 22.2 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 24,600 N | |
| Basic Static Load Rating, Radial (C0R) | 15,900 N | |
| Operating Temperature Min. (Tmin) | -20 °C | |
| Limiting Speed (Ng) | 11,000 1/min | |
| Operating Temperature Max. (Tmax) | 100 °C | |
| Caliber Diameter Outer Ring (D2) | 46.14 mm | |
| Fatigue Load Limit, Radial (Cur) | 1,100 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 27 mm | |
| Shoulder Diameter Inner Ring (D1) | 33.52 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 45 mm | |
| Minimum Chamfer Dimension (Rmin) | 1.1 mm | |
| Caliber Diameter Inner Ring (D1) | 31.94 mm | |
| Maximum Fillet Radius (Ra Max) | 1 mm | |
| Shoulder Diameter Outer Ring (D1) | 43.98 mm | |
| Contact Angle (Α) | 30 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 30.4 mm |
