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Inch Size Miniature Ball Bearings SR1-4
Inch Size Miniature Ball Bearings SR1-4

Inch Size Miniature Ball Bearings SR1-4

The SR1-4 is a miniature ball bearing with a tiny 0.07813″ bore and 0.25″ outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 49 lbf and spins smoothly at speeds up to 60,300 RPM.

Its open design makes lubrication straightforward, while the stainless steel cage ensures consistent performance. The bearing operates well in temperatures from -86°F to 230°F.

With an ABEC1 tolerance class, it offers reliable precision for small-scale applications. Ideal for uses like model-making or precision instruments where compact size matters.

Weighing just 0.4g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe handling.

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Product Parameters

  • Part Number SR1-4
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Open
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 7
  • Bore Dia 0.07813"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.25"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.0937"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.03941"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 49 lbf
  • Static Radial Load 15 lbf
  • Max Speed 60300 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.4 g
  • Price($) 2.106

Features

Why Choose SR1-4 Bearing for Precision Tasks?

SR1-4 Bearing is crafted with stainless steel rings and balls, ensuring precise performance in miniature applications.
Its compact size of 0.07813″×0.25″×0.0937″ makes it ideal for tight spaces without compromising on durability.

The open design allows for easy lubrication, maintaining smooth operation even at high speeds up to 60,300 rpm.
With a dynamic radial load capacity of 49 lbf, it handles light to moderate loads efficiently.

SR1-4 Bearing operates in a wide temperature range from -86 to 230 °F, suitable for various environments.
The stainless steel construction resists corrosion, ensuring long-term reliability in demanding conditions.

Application

Essential Roles of SR1-4 Bearing
SR1-4 Bearing is commonly used in small-scale industrial equipment, such as precision instruments and miniature gear systems, where its compact size and radial load capacity are beneficial. The stainless steel construction ensures durability in various operating conditions.

How Does SR1-4 Bearing Improve Performance?
In consumer electronics like printers and small fans, SR1-4 Bearing provides smooth rotation with minimal noise, enhancing overall device performance. Its lightweight design and high-speed capability make it suitable for compact applications.

Designed for Versatility: SR1-4 Bearing
SR1-4 Bearing works well in medical devices, such as dental tools and lab equipment, where precision and reliability are key. The open seal design allows for easy lubrication, maintaining efficiency over time.

Automotive vs Aerospace: Applications of SR1-4 Bearing
In automotive applications, SR1-4 Bearing can be found in small actuators and sensors, offering reliable performance. For aerospace, its lightweight and high-speed tolerance make it ideal for navigation systems and control mechanisms.

Where Is SR1-4 Bearing Used?
SR1-4 Bearing is often chosen for automation and robotics, particularly in robotic arms and small actuators, due to its precise movement and durability. The inch sizing ensures compatibility with a variety of international components.

Q&A

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