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NA0-25X40X17 - NTN Machined Separable Needle Roller Bearing With Inner Ring
NA0-25X40X17 - NTN Machined Separable Needle Roller Bearing With Inner Ring
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NA0-25X40X17 bearing reference breakdown
Below we will break down the NA0-25X40X17 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 prefix can be found at the beginning of the bearing code:
Prefix
NA0 - Machined Ring Needle Roller Bearing Seperable Type w/o inner ringThe body of the bearing reference is what is left after removing the suffix and the prefix:
Body
25 - 25mm Bore Size40 - 40mm Outside Diameter
17 - 17mm Width
d (mm) | 20 | D (mm) | 40 | C (mm) | 17 |
F (mm) | 30 | E (mm) | 35 | rs min (mm) | 0.3 |
Dw (mm) | 2.5 | Lw (mm) | 13.8 | Mass (kg) | 0.09 |
da min (mm) | 27 | db (mm) | 34.4 | Da max (mm) | 38 |
Db (mm) | 30.6 | ras max (mm) | 0.3 |
Cr (kN) | 19.4 | C0r (kN) | 32.5 | Nlim (grease) (Tr/min) | 9000 |
Nlim (oil) (Tr/min) | 13000 | Min operating temperature Tmin (°C) | -20 | Max operating temperature Tmax (°C) | 120 |
Characteristic cage frequency FTF (Hz) | 0.46 | Characteristic rolling element frequency BSF (Hz) | 12.92 | Characteristic outer ring frequency BPF0 (Hz) | 11.08 |
Characteristic inner ring frequency BPFI (Hz) | 12.92 |
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