Description

Ball bearing 3x8x4 – axle 3mm – type 693ZZ

Ball bearing type 693ZZ for 3mm axle.

Ball bearings are a very common type of rolling bearing used to achieve smooth rotary motion that is harmonious and very quiet.

The miniature roller bearings found in model engines are one of the most important components of the drive train.

These bearings are responsible for the high level of performance of the engines.

A bearing is a machine component used to seat shafts and axles in supports.

Bearings of this type consist of four basic components:

• Outer ring
• Inner ring
• Rolling element
• Basket

Choose the right ball bearings for your needs.

Product features – miniature rolling bearings

• Note! It is worth checking the condition of bearings in each engine, it is especially recommended to control the quality of operation of engines in multicopters. A damaged bearing is a source of vibration, which can cause many problems with the model.
• The miniature roller bearings found in model engines are one of the most important components of the drive train. It is to them that we owe the high level of performance of the engines. The most common are radial rolling bearings, the designation of which may be as follows:

Technical data

• intrinsic diameter. (axis): 3mm
• outside diameter.: 8mm
• width (thickness): 4mm
• weight: 0.8g