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Miniature Ball Bearings with Extended Inner Ring SRW4zz

Miniature Ball Bearings with Extended Inner Ring SRW4zz

The SRW4zz is a compact stainless steel ball bearing, measuring 0.25″ in bore and 0.625″ in outer diameter. Its extended inner ring and shielded design offer added protection and easier handling.

With a dynamic radial load capacity of 255 lbf, it handles moderate loads while spinning smoothly at speeds up to 34,200 RPM. The stainless steel construction ensures durability in temperatures from -86°F to 230°F.

Its ABEC1 tolerance and MC3 clearance provide reliable performance for precision applications. The bearing comes pre-lubricated for immediate use.

Ideal for small machinery, medical devices, or hobbyist projects where space is limited but performance matters. Compliant with RoHS and REACH standards, it weighs just 4.54 grams.

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Product Parameters

  • Part Number SRW4zz
  • 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 Shielded
  • 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
  • Shield Material 300 Series 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
Miniature Ball Bearings with Extended Inner Ring SRW4zz dimension drawing
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Features

Why Choose SRW4zz Bearing for Precision Tasks?

SRW4zz Bearing features stainless steel construction, offering excellent resistance to corrosion and wear.
Its shielded design protects against contaminants while maintaining smooth operation.

With a dynamic radial load capacity of 255 lbf, SRW4zz Bearing handles demanding applications with ease.
The extended inner ring provides better mounting options, ensuring stability during use.

SRW4zz Bearing operates at speeds up to 34,200 rpm, making it ideal for high-performance machinery.
Its precision engineering ensures consistent performance in temperatures ranging from -86 to 230 °F.

The ABEC1 tolerance class guarantees reliable accuracy for precision tasks.
SRW4zz Bearing’s lightweight design at 4.54 g makes it suitable for compact applications.

Application

Common Applications of SRW4zz Bearing
SRW4zz Bearing is widely used in small electric motors, such as those found in cooling fans or power tools, where its compact size and shielded design help keep dust out. The extended inner ring makes installation easier in tight spaces.

Industrial Uses of SRW4zz Bearing
In automation equipment like 3D printers, SRW4zz Bearing provides smooth motion for linear guides and belts. Its stainless steel construction resists corrosion, which is handy in humid factory environments.

What Makes SRW4zz Bearing a Preferred Choice?
For hobbyists building radio-controlled cars, SRW4zz Bearing offers reliable performance in wheel hubs and gearboxes. The ABEC1 tolerance ensures decent precision without pushing up costs too much.

Perfect Fit for Automation: SRW4zz Bearing
You’ll often spot SRW4zz Bearing in small conveyor systems, where its low-friction rotation helps move lightweight items efficiently. The shielded design means less maintenance fuss over time.

Medical vs Industrial: Where SRW4zz Bearing Excels
While SRW4zz Bearing works well in medical devices like dental tools, it’s equally at home in food processing equipment. The stainless steel material meets hygiene requirements in both fields.

Q&A

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