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Product Details, Specifications, and Technical Information

SR144-ZZ Mini Ball Bearing Key Features SR144-ZZ is a Precision Stainless-Steel 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 Stainless-Steel, SR144-ZZ Mini Inch size Ball Bearing can withstand both moderate radial and axial loads while providing high performance. Our R Series Inch Sized Miniature Ball Bearings are available Open, Metal Shielded or with Rubber Sealed closures. Applications / Industries SR144-ZZ Miniature Inch Ball Bearings are widely used in various industries and everyday applications such as Electric Fans, Automotives, RC Cars, RC Planes, RC Helicopters, Industrial & Medical Hand Pieces, Surgical Equipment, Household Electrical Appliances, Medical Instruments, Surveillance Systems, Plastic Card Printers, Robotics, Pulmonary Assist Devices, Cryogenic Coolers, Flow Meters, Fuel Control, among others.
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Dimension Name Specification
Bearing Trade Number SR144-ZZ
Inner Diameter 0.125
Outer Diameter 0.25
Width 0.109375
Lubrication Metal Shielded
Static Load Chevron SRI-2 Grease
Dynamic Load 64 lbf
Speed Limit 67,000 RPM
Closure Type 22 lbf
Material Stainless Steel AISI-440C
Weight/Lineal Foot
0.05 pounds
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.
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