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 | 3820 | |
| Bore diameter | d | 100 mm |
| Outside diameter | D | 125 mm |
| Width | B | 19 mm |
| Basic dynamic load rating | C | 28 kN |
| Basic static load rating | C0 | 39 kN |
| Fatigue load limit | Pu | 2.12 kN |
| Limiting speed | nG | 2470 r/min |
| Mass | ≈m | 0.458 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Sealing | 2RS — Contact seal on both sides | |
| Cage | TVH — Solid cage made of glass-fiber reinforced polyamide PA66 | |
| 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 1Derived from ISO Normal; 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 | B | |
| Type of Seal | 2RS | Contact seal on both sides |
| Cage | TVH | Solid cage made of glass-fiber reinforced polyamide PA66 |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
| 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 | 100 mm3.937 in |
| Outside diameter | D | 125 mm4.921 in |
| Width | B | 19 mm0.748 in |
| Basic dynamic load rating, radial | Cr | 28,000 N6,294.964 lbf |
| Basic static load rating, radial | C0r | 39,000 N8,767.986 lbf |
| Fatigue load limit, radial | Cur | 2,120 N476.619 lbf |
| Limiting speed | nG | 2,470 1/min |
| Mass | ≈m | 0.458 kg1.01 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 104.6 mm4.118 in |
| Maximum diameter of housing shoulder | Da max | 120.4 mm4.74 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 | 117.9 mm4.642 in |
| Caliber diameter outer ring | D2 | 118.5 mm4.665 in |
| Shoulder diameter inner ring | d1 | 109.54 mm4.313 in |
| Caliber diamter inner ring | d2 | 107.3 mm4.224 in |
| Distance between the apexes of the pressure cones | a | 60.2 mm2.37 in |
| Contact angle | α | 25 ° |
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 Identity8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 1963262 | |
| Brand | FAG | |
| Base Type | 3820 | |
| SAP material number | 0959703980000 | |
| Base product | 2305080302 | |
| Bearing X designation | 3820-BB-2RS-TVH | |
| Mounting Manager ID | 3820-BB-2RS-TVH | |
| Grease application ID | 3820-BB-2RS-TVH |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Angular contact ball bearing 38..-B-2RS-TVH, double row, seals, plastic cage | |
| Short Description | Angular contact ball bearing |
Technical Data19 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 100 mm | |
| Outside Diameter (D) | 125 mm | |
| Width (B) | 19 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 28,000 N | |
| Basic Static Load Rating, Radial (C0R) | 39,000 N | |
| Operating Temperature Min. (Tmin) | -20 °C | |
| Limiting Speed (Ng) | 2,470 1/min | |
| Operating Temperature Max. (Tmax) | 100 °C | |
| Caliber Diameter Outer Ring (D2) | 118.5 mm | |
| Fatigue Load Limit, Radial (Cur) | 2,120 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 104.6 mm | |
| Shoulder Diameter Inner Ring (D1) | 109.54 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 120.4 mm | |
| Minimum Chamfer Dimension (Rmin) | 1 mm | |
| Caliber Diameter Inner Ring (D1) | 107.3 mm | |
| Maximum Fillet Radius (Ra Max) | 1 mm | |
| Shoulder Diameter Outer Ring (D1) | 117.9 mm | |
| Contact Angle (Α) | 25 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 60.2 mm |
