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 | 3008 | |
| Bore diameter | d | 40 mm |
| Outside diameter | D | 68 mm |
| Width | B | 21 mm |
| Basic dynamic load rating | C | 25 kN |
| Basic static load rating | C0 | 21.3 kN |
| Fatigue load limit | Pu | 1.11 kN |
| Reference speed | nref | 8000 r/min |
| Limiting speed | nG | 10600 r/min |
| Mass | ≈m | 0.26 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Sealing | Without — Not sealed | |
| Cage | TVH — Solid cage made of glass-fiber reinforced polyamide PA66 | |
| Lubricant | Without — Bearing not greased | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °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 | B | Bearing without filling slot |
| Type of Seal | Without | Not sealed |
| Cage | TVH | Solid cage made of glass-fiber reinforced polyamide PA66 |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Dimensional / heat stabilization | SN | Rings dimensional stabilized up to 120° |
| Lubricant | Without | Bearing not greased |
| Axial internal clearance | CN | Group N (CN) |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 40 mm1.575 in |
| Outside diameter | D | 68 mm2.677 in |
| Width | B | 21 mm0.827 in |
| Basic dynamic load rating, radial | Cr | 25,000 N5,620.504 lbf |
| Basic static load rating, radial | C0r | 21,300 N4,788.669 lbf |
| Fatigue load limit, radial | Cur | 1,110 N249.55 lbf |
| Limiting speed | nG | 10,600 1/min |
| Reference speed | nϑr | 8,000 1/min |
| Mass | ≈m | 0.26 kg0.573 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 44.6 mm1.756 in |
| Maximum diameter of housing shoulder | Da max | 63.4 mm2.496 in |
| Maximum fillet radius | ra max | 1 mm0.039 in |
Dimensions7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1 mm0.039 in |
| Shoulder diameter outer ring | D1 | 59.04 mm2.324 in |
| Caliber diameter outer ring | D2 | 61.22 mm2.41 in |
| Shoulder diameter inner ring | d1 | 49.2 mm1.937 in |
| Caliber diamter inner ring | d2 | 46.85 mm1.844 in |
| Distance between the apexes of the pressure cones | a | 33.4 mm1.315 in |
| Contact angle | α | 25 ° |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °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 Identity9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 360433 | |
| Brand | FAG | |
| Base Type | 3008 | |
| X Life Marking | n.r. | |
| SAP material number | 0726250900000 | |
| Base product | 2305080302 | |
| Bearing X designation | 3008-B-TVH | |
| Mounting Manager ID | 3008-B-TVH | |
| Grease application ID | 3008-B-TVH |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Angular contact ball bearing 30..-B-TVH, double row, plastic cage | |
| Short Description | Angular contact ball bearing |
Technical Data20 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 40 mm | |
| Outside Diameter (D) | 68 mm | |
| Width (B) | 21 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 25,000 N | |
| Basic Static Load Rating, Radial (C0R) | 21,300 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 10,600 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Reference Speed (Nϑr) | 8,000 1/min | |
| Caliber Diameter Outer Ring (D2) | 61.22 mm | |
| Fatigue Load Limit, Radial (Cur) | 1,110 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 44.6 mm | |
| Shoulder Diameter Inner Ring (D1) | 49.2 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 63.4 mm | |
| Minimum Chamfer Dimension (Rmin) | 1 mm | |
| Caliber Diameter Inner Ring (D1) | 46.85 mm | |
| Maximum Fillet Radius (Ra Max) | 1 mm | |
| Shoulder Diameter Outer Ring (D1) | 59.04 mm | |
| Contact Angle (Α) | 25 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 33.4 mm |
