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Miniature Ball Bearings with Extended Inner Ring SRW4
Miniature Ball Bearings with Extended Inner Ring SRW4

Miniature Ball Bearings with Extended Inner Ring SRW4

The SRW4 is a small stainless steel ball bearing with a 0.25″ bore and 0.625″ outer diameter, designed for radial loads. Its extended inner ring makes installation easier, while the open design allows for simple lubrication.

With a dynamic load capacity of 255 lbf, it handles moderate forces smoothly. It spins at speeds up to 34,200 RPM, suitable for fast-moving applications.

The stainless steel construction resists corrosion, and the ABEC1 tolerance ensures reliable performance. It operates in temperatures from -86°F to 230°F.

Ideal for small machinery or instruments where space is limited. Its lightweight design (4.54g) and compliance with RoHS/REACH standards make it a practical choice.

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Product Parameters

  • Part Number SRW4
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 0.25"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.625"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.196"
  • Width Tolerance -0.005" to 0"
  • External Diameter On Inner Ring 0.364"
  • Inner Ring Width 0.2273"
  • Ball Qty 8
  • Ball Dia 0.0937"
  • Radial Clearance 0.00008" to 0.0005"
  • System of Measurement Inch
  • Seal Type Open
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Extended
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 255 lbf
  • Static Radial Load 101 lbf
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 34200 rpm
  • Weight 4.54 g
  • Price($) 3.186

Features

Performance Features of SRW4 Bearing

SRW4 Bearing is crafted with stainless steel rings and balls, offering corrosion resistance and durability.
Its extended inner ring design provides easier mounting and better alignment in compact spaces.

With a dynamic radial load capacity of 255 lbf, SRW4 Bearing handles demanding radial loads efficiently.
The open seal type allows for easy lubrication, ensuring smooth operation at speeds up to 34,200 rpm.

SRW4 Bearing operates in a wide temperature range from -86 to 230 °F, suitable for various environments.
Its lightweight design at just 4.54 g makes it ideal for applications where space and weight are critical.

Application

Where Is SRW4 Bearing Used?
SRW4 Bearing is commonly found in small electric motors, such as those in cooling fans or power tools, where its compact size and radial load capacity are ideal. The extended inner ring design simplifies installation in tight spaces.

In robotics, SRW4 Bearing supports precise movements in joints and linkages, thanks to its stainless steel construction and smooth operation. Its ABEC1 tolerance ensures reliable performance in automated systems.

For medical devices like dental handpieces, SRW4 Bearing offers durability and resistance to frequent sterilisation. The open seal type allows for easy lubrication, maintaining efficiency in high-speed applications.

In consumer electronics, SRW4 Bearing is used in devices like printers and scanners, where quiet operation and long service life are key. Its lightweight design also helps reduce overall device weight.

Q&A

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