SKU: 6311ZZNR/2AS-NTN
NTN 6311ZZNR/2AS Metal Shielded Type Deep Groove Ball Bearing with Snap Ring 55x120x29mm
Equivalent to: 6311ZZNRCM 6311ZZNR 6311ZZNR 63112ZNR 6311ZZNR 63112ZRNR 6311ZZENR 6311FFNR 6311DDNR 6311DDCNR 6311KDDCNR EL552ZNR EL55ZZNR 9111KDDG 4773L11 111KSFFG
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Description
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Metal Shielded Deep Groove Ball Bearings with Snap Ring: A popular choice where the housings is part of a machine frame casing, these bearing types are manufactured with metal shields offering some protection against mechanical damage and serving to retain the lubricant in the sealed for life bearing. The snap ring is made from a spring steel material and fits into an annular groove around the outside of the bearing which is offset to one side. |
Note: These bearings are supplied pre-filled with grease, "/2AS" refers to Shell Alvania Grease S2
Equivalent: 6311ZZNRCM 6311ZZNR 6311ZZNR 63112ZNR 6311ZZNR 63112ZRNR 6311ZZENR 6311FFNR 6311DDNR 6311DDCNR 6311KDDCNR EL552ZNR EL55ZZNR 9111KDDG 4773L11 111KSFFG
- Brand / Quality:
- NTN - High Quality
- Inside Diameter:
- 55mm
- Outside Diameter:
- 120mm
- Width:
- 29mm
- Seals / Shields:
- Metal Shielded
- Clearance:
- * Standard
- Snap Ring:
- Snap Ring
Technical
| --- | Bearing dimensions |
|---|---|
| d | 55mm |
| D | 120mm |
| B | 29mm |
| r<sub>s</sub> min | 2mm |
| --- | Loads angles and speeds |
| rNS Min. | 0.5 kN |
| C<sub>r</sub> | 79.5 kN |
| C<sub>or</sub> | 45 kN |
| C<sub>u</sub> | 3.5 kN |
| f<sub>0</sub> | 13.2 rpm |
| Grease | 5800 rpm |
| --- | Fitting Dimensions |
| Oil | 6800 rpm |
| D<sub>1</sub> Max. | 115.21mm |
| a Max. | 4.06mm |
| b Min. | 3.1mm |
| r<sub>o</sub> Max. | 0.6mm |
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