FR4-ZZ Mini Ball Bearing Key Features FR4-ZZ is a Precision Miniature Flanged Ball Bearing manufactured to have both sides Metal Shielded and is pre-lubricated with Grease allowing it to be ready for use upon delivery. Made from Chrome Steel, FR4-ZZ is a Miniature Ball Bearing that can withstand both moderate radial and axial loads while providing high performance. Our FR Series Miniature Flanged Ball Bearings have a Steel Flange located on the outer ring of the bearing to allow for easier locating on a housing while also preventing any axial movement of the bearing in the event of a thrust load being put onto it. Applications / Industries FR4-ZZ Miniature Inch ball bearings are widely used in various industries and everyday applications such as Miniature Engines, Robotics, Dental Equipment, Watches, 3D Printers, Testing Instruments, Pressure Rotors, among others.
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Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Bearing Trade Number
FR4-ZZ
Inner Diameter
0.25
Outer Diameter
0.625
Width
0.196
Lubrication
Metal Shielded
Static Load
Chevron SRI-2 Grease
Dynamic Load
333 lbf
Speed Limit
38,000 RPM
Closure Type
139 lbf
Metal Type
Chrome Steel SAE-52100
Ships
1 Business Day
Brand
Bearings Direct
Weight/Lineal Foot
0.02 pounds
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