INA 3811-2RS bearings
Angular contact ball bearing 38..-B-2RS-TVH, double row, seals, plastic cage
- Measurement system
- Metric
- Bore diameter
- 55.000 mm
- Outside diameter
- 72.000 mm
- Width
- 13.000 mm
- Cr
- 10700 N
- C0r
- 13100 N
- Limiting speed
- 4300 r/min
- Net weight
- 0.134 kg
- Number of rows
- 2
- Contact angle deg
- 25
- Sealing
- Contact seal on both sides
- Cage
- Plastic
- Bore type
- Cylindrical
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
In stock
Technical specification for INA 3811-2RS
| Part Number | 3811-2RS | |
|---|---|---|
| Brand | INA | |
| Description | Angular contact ball bearing 38..-B-2RS-TVH, double row, seals, plastic cage | |
| Main Dimensions & Performance Data | ||
| d | 55 mm | Bore diameter |
| D | 72 mm | Outside diameter |
| B | 13 mm | Width |
| Cr | 10700 N | Basic dynamic load rating, radial |
| C0r | 13100 N | Basic static load rating, radial |
| Cur | 760 N | Fatigue load limit, radial |
| nG | 4300 1/min | Limiting speed |
| m | 0.134 kg | Weight |
| Mounting dimensions | ||
| da min | 57 mm | Minimum diameter shaft shoulder |
| Da max | 70 mm | Maximum diameter of housing shoulder |
| ra max | 0.3 mm | Maximum fillet radius |
| Other Dimensions | ||
| rmin | 0.3 mm | Minimum chamfer dimension |
| D2 | 69.1 mm | Caliber diameter outer ring |
| d2 | 61.4 mm | Caliber diamter inner ring |
| a | 34.9 mm | Distance between the apexes of the pressure cones |
| α | 25 ° | Contact angle |
INA 3811-2RS, Angular contact ball bearing 38..-B-2RS-TVH, double row, seals, plastic cage, Main dimensions: 55 x 72 x 13mm.
- Cage: TVH, solid cage made of glass-fiber reinforced polyamid PA66
- Tolerance: PN, Normal (PN)
- Lubricant: GA13, Standard ball bearing and insert bearing grease for D>62mm
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