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638ZZ/2AS - NTN Single Row Deep Groove Ball Bearing
638ZZ/2AS - NTN Single Row Deep Groove Ball Bearing
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£6.25
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638ZZ/2AS bearing reference breakdown
Below we will break down the 638ZZ/2AS bearing reference and provide an explanation for each section provided it can actually be broken down. We can split it into 3 parts the prefix, suffix and body of the item code.
The suffix can be found at the end of the bearing number:
Suffix
ZZ - Which denotes a steel shield2AS - Denotes standard grease for sealed and shielded bearings (-25°C up to +120°C)
The body of the bearing reference is what is left after removing the suffix and the prefix:
Body
63 - Metric, Minature, Extra Light Series Deep Groove Ball Bearing8 - 8mm Bore Size
| d (mm) | 8 | D (mm) | 28 | B (mm) | 9 |
| rs min (mm) | 0.3 | Mass (kg) | 0.03 |
| da min (mm) | 10 | Da max (mm) | 26 | ra max (mm) | 0.3 |
| Dynamic load C (kN) | 4.55 | Static load C0 (kN) | 1.96 | Fatigue limit load Cu (kN) | 0.09 |
| f0 | 12.4 | Nlim (grease) (Tr/min) | 28000 | Min operating temperature Tmin (°C) | -20 |
| Max operating temperature Tmax (°C) | 120 |
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