689 2rs 689zz Ball Bearing
689
Bore Diameter:9 mm
Outside Diameter:17 mm
Width:4 mm
Weight:0.00353(open) 0.00443 (zz) kg
The 689 bearing is a ball bearing with an inner diameter of 9 mm , an outer diameter of 17 mm, a width of 4 mm. It typically uses ABEC-1 ABEC-3 ABEC-5 grade precision tolerances and open zz 2rs type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
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Detailed description
| Model | 689 | ||||||||
| Old model | 89 | ||||||||
| Dimensions (mm) |
d | 9 | |||||||
| D | 17 | ||||||||
| B | 4 | ||||||||
| B1 | 5 | ||||||||
| r(min) | 0.2 | ||||||||
| r1(min) | 0.2 | ||||||||
| Rated load |
N | Cr | 1330 | ||||||
| Cor | 665 | ||||||||
| kgf | Cr | 136 | |||||||
| Cor | 68 | ||||||||
| Limitd speed (rpm) |
grease | 36000 | |||||||
| oil | 43000 | ||||||||
| Hardness | 61-65 | ||||||||
| Weight(kg) | 0.00353(open) 0.00443 (zz) | ||||||||
| Seal type | 689open 689zz 689-2rs | ||||||||
| Company | manufacturer | ||||||||
| Brand | CNJX | ||||||||
| Payment | L/C T/T Western Union MoneyGram Paypal | ||||||||
| Packing | 1. Industrial packaging: plastic bag + kraft paper + carton + plywood pallets; plastic tube + carton + plywood pallets; 2. Commercial packing: 1pc/plastic bag + color box + carton + plywood pallets 3. As the clients' requirement |
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