NSK Ltd. 日本精工 (NSK) 小徑滾珠軸承 (單列深溝滾珠軸承) 638ZZ

Features

• Single row deep groove bearing.
• inner circle
• The raceway groove on the outer ring is a radial ball bearing with a cross section of an arc whose radius is slightly larger than the radius of the rolling ball.
• In addition to radial loads, you can apply axial loads in both directions.
• With low friction torque, it is suitable for high-speed rotating parts and applications requiring low noise and vibration.

Specification

• NSK name number: 638ZZ1MC3
• Nominal Number: 638
• Seal/Shield: Two-sided Shield Type
• Inside diameter d (mm): 8
• Outer Diameter D (mm): 28
• Width B1 (mm): 9
• Basic load rating Cr (N): 4550
• Basic load rating C0r (N): 1970
• Permitted speed (min-1) Grease lubrication: 28000
• Width B/B1 (mm) for catalog: 9

Package size

• 30x30x10mm
• 0.03kg