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Metric Size Standard Miniature Ball Bearings 637
Metric Size Standard Miniature Ball Bearings 637

Metric Size Standard Miniature Ball Bearings 637

The 637 is a compact miniature ball bearing with a 7mm bore and 26mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 873 lbf and spins smoothly at speeds up to 28,000 RPM.

Its open design allows for easy lubrication, while the stainless steel cage ensures durability. The bearing operates well in temperatures from -30°C to 110°C.

With a lightweight build at just 24.2g, it’s ideal for small applications like electric motors or precision instruments. Compliant with RoHS and REACH standards, it’s a reliable choice for various industrial uses.

The ABEC1 tolerance and MC3 radial clearance ensure consistent performance in demanding conditions. Perfect for projects needing a balance of speed and load capacity.

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Product Parameters

  • Part Number 637
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 26 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 9 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 7
  • Ball Dia 4.7620 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Open
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 873 lbf
  • Static Radial Load 357 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 28000 rpm
  • Weight 24.2 g
  • Price($) 1.035

Features

Why Choose 637 Bearing for Precision Tasks?

637 Bearing is precision-engineered with chrome steel rings and balls, ensuring smooth radial load handling.
Its dynamic radial load capacity of 873 lbf makes it suitable for various applications.

The stainless steel cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 28,000 rpm, it offers both efficiency and durability.

Designed for metric systems, 637 Bearing fits standard miniature applications.
Its open seal type allows for easy lubrication, enhancing performance.

Application

Common Applications of 637 Bearing
You’ll often spot 637 Bearing in small electric motors, where its compact size and smooth rotation keep things running quietly. It’s a popular choice for hobbyist projects too, thanks to its easy availability and straightforward maintenance.

Industrial Uses of 637 Bearing
In conveyor systems, 637 Bearing handles light radial loads efficiently, making it suitable for packaging equipment. The open design allows for regular lubrication, extending its service life in dusty environments.

Where Is 637 Bearing Used?
Ever wondered what keeps your desk fan spinning smoothly year after year? Chances are it’s using 637 Bearing, which balances cost-effectiveness with reliable performance for continuous operation.

Built for Versatility: 637 Bearing
From power tools to 3D printers, 637 Bearing adapts well to various light-duty applications. Its chrome steel construction provides decent durability while keeping the price point accessible for manufacturers.

Automotive vs Consumer Electronics: Applications of 637 Bearing
While too small for car components, 637 Bearing shines in dashboard instruments and electric window mechanisms. In your home, it’s likely working inside hair dryers or microwave turntables.

Q&A

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