Mr 148 zz bearing is deep groove ball bearing

The mr 148 zz bearing is deep groove ball bearing with an inner diameter of 8 mm and an outer diameter of 14 mm.
Thickness: 4 mm
Rated dynamic load: 2.8 KN
Rated static load: 3 KN
Limiting speed: 25000 r/min
Reference speed: 23000 r/min
MR 148 zz ball bearing is primarily composed of four basic components: balls, inner rings, outer rings, and a cage (or retainer). Industrial ball bearings generally meet the AISI 52100 standard. The balls and rings are typically made of high-chromium steel with a Rockwell C-scale hardness of approximately 61-65. The cage has a lower hardness than the balls and rings, and its materials can be metallic (e.g., medium carbon steel, aluminum alloys) or non-metallic (e.g., Teflon, PTFE, polymer materials).

MR 148 zz ball bearings have lower rotational friction resistance than journal bearings, therefore, at the same rotational speed, the temperature generated by friction is lower.
MR 148 zz ball bearings is used in various machines and equipment with rotating parts. Designers often need to decide whether to use ball bearings or fluid film bearings for specific applications. The following characteristics make female rod end ball joint bearings more suitable than fluid film bearings in many situations:
1. Low starting friction and suitable operating friction.
2. Ability to withstand combined radial and axial loads.
3. Insensitive to lubrication interruption.
4. No self-excited instability.
5. Easy low-temperature starting.

Within a reasonable range, changes in load, speed, and operating temperature have only a small impact on the optimal performance of mr 148 zz ball bearings.
The following characteristics make mr 148 zz ball bearing less suitable than fluid film bearings:
1. Large variation in finite fatigue life.
2. Requires more radial space.
3. Low damping capacity.
4. More stringent alignment requirements.
If you need mr 148 zz ball bearings or need any other bearings, please feel free to contact me!We will give you best price bearing and service.
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