SF627zz

SF Series Stainless Steel Flanged Miniature Bearings

SF627zz SF Series Stainless Steel Flanged Miniature Bearings
SF627zz SF Series Stainless Steel Flanged Miniature Bearings

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

Part No.
Part No. SF627zz

Basic Information

Bearing type Ball
System of measurement Metric
Construction Single Row
Weight 14.4 g
Tolerance class ABEC1
Seal type Shielded
For load direction Radial

Main Dimensions

Bore diameter 7 mm
Bore diameter tolerance -0.008mm to 0
Outside diameter 22 mm
Outside diameter tolerance -0.008mm to 0
Width 7 mm
Width tolerance -0.12mm to 0

Inner Ring Dimensions

Inner ring type Standard

Outer Ring Dimensions

Flange outer diameter 25 mm
Flange thickness 1.5 mm

Ball & Washer Dimensions

Ball diameter 3.969 mm
Ball quantity 7

Performance

Temperature range -30° to 110 °C
Radial dynamic load rating 566 lbf
Radial static load rating 223 lbf
Limiting speed 27 X 1000 rpm
Lubrication Required
Radial internal clearance 0.002mm to 0.013mm
Radial internal clearance MC3

Materials

Ring material Stainless Steel
Ball material Stainless 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: $ 1.59 / each
In Stock

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SF627zz Bearing Product Overview & Core Advantages

The SF627zz is a metric single row deep groove ball bearing designed for precision radial load applications. Constructed entirely from stainless steel (rings, balls, and cage), it offers excellent corrosion resistance. Its key advantages include a compact flanged design for simplified mounting and positioning, shielded construction to protect against contamination, and reliable performance within a standard ABEC1 tolerance class. This bearing is engineered for applications demanding high reliability and long service life in challenging environments.

SF627zz Bearing Model Code Explained, Specifications & Naming Convention

  • SF627: Basic bearing series designation, indicating a flanged, single-row deep groove ball bearing with specific dimensions.
  • zz: Denotes that the bearing is equipped with shields on both sides (non-contact). This helps retain lubricant and exclude larger contaminants, contributing to a maintenance-free design.

SF627zz Bearing Structural Features & Performance Benefits

Deep Groove Raceway & High-Quality Construction: The deep groove geometry enables the bearing to handle not only radial loads but also moderate axial loads in both directions. The use of stainless steel for all critical components ensures consistent performance and resistance to corrosion.

Flanged Outer Ring: The integral flange (25 mm outer diameter) simplifies axial location within a housing, reduces assembly costs, and provides a compact bearing arrangement.

Shielded Design: The 300 series stainless steel shields protect the internal bearing components, enhancing operational reliability and extending lubricant life by preventing the ingress of coarse contaminants.

Performance Specifications: With a radial dynamic load rating of 566 lbf and a limiting speed of 27,000 rpm, this bearing is suited for a wide range of high-speed applications. The standard MC3 radial internal clearance ensures optimal performance under normal operating conditions.

SF627zz Bearing Typical Application Areas

The SF627zz is ideally suited for use in:

  • Small Electric Motors and Precision Gearboxes
  • Medical Devices and Dental Handpieces
  • Food Processing Equipment and Laboratory Instruments
  • Office Automation Equipment (e.g., printers, scanners)
  • Various Industrial Machinery requiring compact, corrosion-resistant bearing solutions.
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