lianxidianhua +86 15806631151 send-sms info@sdtflbearing.com
/
/
Inch Size Miniature Ball Bearings R155 2rs
Inch Size Miniature Ball Bearings R155 2rs

Inch Size Miniature Ball Bearings R155 2rs

The R155 2RS is a compact miniature ball bearing with a 0.15625″ bore and 0.3125″ outer diameter, crafted from durable chrome steel. It handles radial loads up to 69 lbf and spins smoothly at speeds up to 53,000 RPM.

Sealed with nitrile rubber, it keeps dirt out and grease in, making it low-maintenance. The stainless steel cage ensures reliable performance, even in temperatures from -86°F to 230°F.

Its small size (just 0.125″ wide) and lightweight design (0.51g) make it ideal for tight spaces. Perfect for small motors, precision instruments, or hobbyist projects where smooth rotation is key.

Compliant with RoHS and REACH standards, it’s a safe and practical choice for various applications. The ABEC1 tolerance offers good precision for everyday use.

Get A Free Quote

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Product Parameters

  • Part Number R155 2rs
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Sealed
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 10
  • Bore Dia 0.15625"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.3125"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.125"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.03941"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 69 lbf
  • Static Radial Load 27 lbf
  • Max Speed 53000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.51 g
  • Price($) 1.035

Features

How Does R155 2rs Bearing Reduce Friction?

R155 2rs Bearing features chrome steel rings and balls, ensuring smooth operation with minimal friction.
Its sealed design with nitrile rubber shields keeps contaminants out, maintaining consistent performance.
The stainless steel cage aligns the 10 balls precisely, reducing wear and extending service life.
With a maximum speed of 53,000 rpm, it offers reliable performance in compact applications.

Engineered for Precision: R155 2rs Bearing

R155 2rs Bearing is designed for radial loads, with a dynamic radial load capacity of 69 lbf.
The ABEC1 tolerance class ensures consistent precision, suitable for miniature applications.
Its chrome steel construction provides durability, while the sealed design protects against dust and moisture.
Operating in temperatures from -86 to 230°F, it adapts to various environments.

Material Composition of R155 2rs Bearing

R155 2rs Bearing uses chrome steel for rings and balls, offering strength and resistance to wear.
The stainless steel cage ensures stability, while nitrile rubber seals protect against contaminants.
This combination of materials enhances the bearing’s performance in compact, high-speed applications.
With a weight of just 0.51 g, it is ideal for lightweight designs.

Application

Where Is R155 2rs Bearing Used?
R155 2rs Bearing is commonly found in small electric motors and precision instruments due to its compact size and sealed design, which keeps out dust and debris. Its inch sizing makes it a good fit for applications requiring imperial measurements.

In automation systems, R155 2rs Bearing works well in robotic joints and small actuators, where its smooth rotation and durability are key. The sealed construction also helps maintain performance in environments with occasional exposure to contaminants.

For consumer electronics like miniature fans or small printers, R155 2rs Bearing offers reliable operation with minimal maintenance. The chrome steel construction ensures longevity even with frequent use.

Medical devices such as handheld diagnostic tools benefit from R155 2rs Bearing’s precision and quiet operation. The nitrile rubber seals add an extra layer of protection against moisture and dust.

Q&A

SEND INQUIRY

"*" indicates required fields

This field is for validation purposes and should be left unchanged.