10pcs محامل الهواتف المحمولة SMR74 4 * 7 * 1.6 مم 440C محامل الفولاذ المقاوم للصدأ MR74 4x7x1.6 50000rpm
مميزات خاصة
- Bearings play a major role in fixing and reducing the friction coefficient of loads in mechanical transmission.
- Bearings are used to reduce friction during power transmission and keep the shaft center fixed.
- Simple structure, high speed, small friction coefficient, small vibration and low noise.
- Application: Widely used in industrial machinery, motorcycles, automobiles, power tools and mechanical equipment.
وصف
Technical specifications
Product number: SMR74W1.6
Structure: Deep groove
Material: 440C stainless steel
Aperture(d): 4 mm
Outer diameter (D): 7 mm
Width (B): 1.6mm
Closure: Metal seal
Lubrication: Grease
Grade: ABEC-7
Material: Stainless steel
Model: SMR74W1.6
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