FRW168zz

FRW Series Extended Inner Ring Flanged Miniature Bearings

FRW168zz FRW Series Extended Inner Ring Flanged Miniature Bearings
FRW168zz FRW Series Extended Inner Ring Flanged Miniature Bearings

Image may differ from product. See technical specification for details.

Part No.
Part No. FRW168zz

Basic Information

Bearing type Ball
System of measurement Inch
Construction Single Row
Weight 0.73 g
Tolerance class ABEC1
Seal type Shielded
For load direction Radial

Main Dimensions

Bore diameter 0.25"
Bore diameter tolerance -0.0003" to 0"
Outside diameter 0.375"
Outside diameter tolerance -0.0003" to 0"
Width 0.125"
Width tolerance -0.005" to 0"

Inner Ring Dimensions

Inner ring type Extended
Inner ring width 0.1562"
Shoulder diameter inner ring 0.285"

Outer Ring Dimensions

Flange outer diameter 0.422"
Flange thickness 0.035"

Ball & Washer Dimensions

Ball diameter 0.0394"
Ball quantity 11

Performance

Temperature range -86 to 230 °F
Radial dynamic load rating 71 lbf
Radial static load rating 31 lbf
Limiting speed 48 X 1000 rpm
Lubrication Required
Radial internal clearance 0.00008" to 0.0005"
Radial internal clearance MC3

Materials

Ring material Chrome Steel
Ball material Chrome Steel
Cage material Stainless Steel
Shield material 300 Series Stainless Steel

Environment & Compliance

REACH Compliant
ROHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
Price: $ 3.58 / each
In Stock

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FRW168zz Bearing Product Overview & Core Advantages

The FRW168zz is a single row deep groove ball bearing designed for precision applications requiring reliable radial load capacity and compact design. Featuring shielded construction and inch measurements, this bearing delivers stable performance in demanding environments. Its extended inner ring facilitates easier mounting and axial location, while the ABEC1 tolerance class ensures consistent operational accuracy. Ideal for applications where space constraints and radial dynamic load rating of 71 lbf are critical factors.

FRW168zz Bearing Model Code Explained, Specifications & Naming Convention

Suffix Technical Meaning
zz Double-sided steel shields providing effective contamination protection
Extended Inner Ring Facilitates axial positioning and simplifies installation

FRW168zz Bearing Structural Features & Performance Benefits

Shielded Protection: 300 series stainless steel shields prevent contaminant ingress while maintaining limiting speed capabilities up to 48,000 rpm.

Precision Engineering: Manufactured to ABEC1 tolerance class with MC3 radial clearance (0.00008" to 0.0005") for consistent performance in precision applications.

Optimized Load Distribution: Features 11 chrome steel balls with 0.0394" diameter, ensuring smooth operation and effective radial load distribution.

Material Excellence: Chrome steel rings and stainless steel cage provide corrosion resistance and dimensional stability across the operating temperature range of -86 to 230 °F.

FRW168zz Bearing Typical Application Areas

  • Small precision motors and miniature drive systems
  • Medical devices and laboratory equipment requiring compact bearings
  • Office automation equipment including printers and scanners
  • Instrumentation and measurement devices
  • Robotic components and miniature mechanical assemblies
  • Optical positioning systems requiring precise motion control
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