SKU: 6404ZZ/5K-NTN
NTN 6404ZZ/5K Metal Shielded Type Deep Groove Ball Bearing 20x72x19mm
Equivalent to: 6404ZZCM 6404ZZ 6404ZZ 64042Z 6404ZZ 64042ZR 6404ZZE 6404FF 6404DD 6404DDC 6404KDDC EL202Z EL20ZZ 9104KDD 9104FF 104KSFF 773L04 6104PP
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Description
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Metal Shielded Deep Groove Ball Bearings: One of the most commonly used bearings, these types are manufactured with metal shields inserted into the outer raceway, these fit in closely to the inner race providing protection against light mechanical damage, some protection against the ingress of moisture, dust and other foreign matter and serve to retain the pre-filled grease in the bearing. |
Note: These bearings are supplied pre-filled with grease, "/5k" refers to the grease: Multemp SRL (-40 deg C to +150 deg C)
- Brand / Quality:
- NTN - High Quality
- Inside Diameter:
- 20mm
- Outside Diameter:
- 72mm
- Width:
- 19mm
- Seals / Shields:
- Metal Shielded
- Clearance:
- * Standard
Technical
| --- | Bearing dimensions |
|---|---|
| d | 20mm |
| D | 72mm |
| B | 19mm |
| r<sub>s</sub> min | 1.1mm |
| --- | Loads angles and speeds |
| C<sub>r</sub> | 31.5 kN |
| C<sub>or</sub> | 13.9 kN |
| C<sub>u</sub> | 1.09 kN |
| f<sub>0</sub> | 11.4 kN |
| Grease | 12000 rpm |
| Oil | 14000 rpm |
| --- | Fitting Dimensions |
| d<sub>a</sub> Min. | 26.5mm |
| d<sub>a</sub> Max. | 35.5mm |
| D<sub>a</sub> Max. | 65.5mm |
| r<sub>as</sub> Max. | 1mm |
| Weight | 0.4 kg |
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