638-ZZ Miniature Ball Bearing (Alt P/N: 638ZZ)

638-ZZ Miniature Ball Bearing (Interchange Part No.: 638ZZ), Metal Shielded, Single Row, Metric Size, High Speed & Low Noise.

Size: 8x28x9mm

Inner Diameter (d): 8 mm

Outer Diameter (D): 28 mm

Width (B): 9 mm

Bearing Material: GCR15 Bearing Steel

Closures: Metal Shielded on Both Sides

HS Code: 8482102000

Miniature bearings, also known as small bearings or micro bearings, are designed to operate in applications that require compactness, low friction, and high rotational precision. They are characterized by their small size, often with a bore diameter of less than 30mm, and precise construction. Miniature bearings can be used at high speeds and withstand moderate loads.

Applications: Servo & Miniature Motors, Turbo-Machinery Pumps, Scroll Compressors,Surgical Devices, Medical Handpieces & Instruments, Pulmonary Assist Devices, Aircraft & Spaceflight, Flow Meters, Fuel Controls, Gimbals, Slip Rings.

All the bearings we are offering are direct factory price, fast delivery, perfect quality. For more bearings, please feel free to mail us at sales@partsservicesupply.com or contact us by Wechat or Whatsapp at +8618062246726.