SKU: 6904ZZ/5K-NTN
NTN 6904ZZ/5K Metal Shielded Type Deep Groove Ball Bearing 20x37x9mm
Equivalent to: 6904ZZCM 61904ZZCM 6904ZZ 61904ZZ 6904ZZ 69042Z 6904ZZ 69042ZR 6904ZZE 6904FF 6904DD 6904DDC 6904KDDC 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:
- 37mm
- Width:
- 9mm
- Seals / Shields:
- Metal Shielded
- Clearance:
- * Standard
Technical
| --- | Bearing dimensions |
|---|---|
| d | 20mm |
| D | 37mm |
| B | 9mm |
| r<sub>s</sub> min | 0.3mm |
| --- | Loads angles and speeds |
| C<sub>r</sub> | 7.05 kN |
| C<sub>or</sub> | 3.7 kN |
| C<sub>u</sub> | 0.288 kN |
| f<sub>0</sub> | 14.7 kN |
| Grease | 19000 rpm |
| Oil | 23000 rpm |
| --- | Fitting Dimensions |
| d<sub>a</sub> Min. | 22mm |
| d<sub>a</sub> Max. | 24mm |
| D<sub>a</sub> Max. | 35mm |
| r<sub>as</sub> Max. | 0.3mm |
| Weight | 0.036 kg |
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