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the NJ311MY outer diameter is 120mm
π‘ What is a sealed ball bearing used for in hobby RC engines and how does it boost performance
Bearing Insert
max speed about 6000 RPM
NBK Japan MJC-30-BL 6mm to 8mm Jaw-type Flexible Coupling π 52320 the NJ311MY outer diameter isNBK Japan MJC 30 BL 6mm to 8mm Jaw type Flexible Coupling NBK Japan MJC 30 BL 6mm to 8mm Jaw type Flexible Coupling NBK Japan MJC 30 BL 6mm to 8mm Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 6mm Coupling Bore 2 Diameter: 8mm Coupling Length: 35 Coupling Outer Diameter: 30 Material: Stainless This is a jaw type flexible coupling. Tight
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