NSK 7904A5TYNSULP4 bearings
7904A5TYNSULP4, NSK, Super precision angular contact ball bearings, Contact angle A5: 25°
- Measurement system
- Metric
- Bore diameter
- 20.000 mm
- Outside diameter
- 37.000 mm
- Width
- 9.000 mm
- Cr
- 6950 N
- C0r
- 4050 N
- Limiting speed
- 50000 r/min
- Net weight
- 0.037 kg
- Number of rows
- 1
- Contact angle deg
- 25
- Sealing
- Without
- Cage
- Resin cage
- Bore type
- Cylindrical
- Outer diameter type
- Cylindrical
- Arrangement
- Universal matching
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Class4 (P4)
- Internal clearance
- CN
- Lubricant in bearing
- None
In stock
Technical specification for NSK 7904A5TYNSULP4
| Parts Number | 7904A5TYNSULP4 | |
|---|---|---|
| Brand | NSK | |
| Contact Angle | A5: 25° | |
| Accuracy | P4: ISO Class 4 | |
| Cage | Polyamide resin | |
| Arrangement | Universal combination, single row | |
| Boundary Dimensions | ||
| d | 20 mm | Bore diameter |
| D | 37 mm | Outside diameter |
| B | 9 mm | Width |
| r min. | 0.3 mm | Chamfer Dimension |
| r1 min. | 0.15 mm | Chamfer Dimension |
| Basic Load Ratings | ||
| Cr | 6.95 kN | Basic Dynamic Load Rating |
| C0r | 4.05 kN | Basic Static Load Rating |
| Speeds | ||
| Grease | 34000 min-1 | Limiting Speed |
| Oil | 50000 min-1 | Limiting Speed |
| Dimensions | ||
| a | 11.1 mm | Effective Load Center |
| Abutment and Fillet Dimensions | ||
| da min. | 22.5 mm | Diameter of Shaft Abutment |
| Da max. | 34.5 mm | Diameter of Housing Abutment |
| Db max. | 35.8 mm | Diameter of Housing Abutment |
| ra max. | 0.3 mm | Radius of Shaft or Housing Fillet |
| rb max. | 0.15 mm | Radius of Shaft or Housing Fillet |
| Performance | ||
| Pa | 3.55 kN | Permissible Axial Load |
| Preload,Rigidity(DB and DF arrangement) | ||
| Preload | 63N | L: light preload |
| Axial Rigidity | 60N/μm | |
| Measured axial clearance | -3μm | |
Additional information | ||
| 0.21 g/brg | Recommended Grease Quantities | |
| Mass | ||
| Weight | 0.037 kg (approx.) | |
7904A5TYNSULP4, NSK, Super precision angular contact ball bearings, Contact angle A5: 25°; Polyamide resin cage, ball guided; Universal combination bearing, single row; Light preload; P4: ISO Class 4.
NSK 7904A5TYNSULP4, Bore diameter: 20 mm; Outside diameter 37 mm; Width 9 mm.
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