Due to the Thanksgiving Day holiday, orders placed after 1:00PM EST on Wednesday, 11/22/2017 will be shipped on Monday, 11/27/2017.
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All orders placed & paid online by 1PM ET (M-F) will be shipped the same day!
R621
R621
 
R621
  • Description
  • Technical
  • Downloads
Here we offer the popular 3/8" diameter ring magnet in 1/16" thickness.  The R621 is great for anything you would use a small ring magnet for, such as tying to a string to pick up or hang metal objects, science demonstrations, and mounting with a screw.

Case1Pull Force, Case 1 vs. distance: Magnet to a Steel Plate.
Case2Pull Force, Case 2 vs. distance: Between 2 Steel Plates.
Case3Pull Force, Case 3 vs. distance: Magnet to Magnet.
Case4Pull Force, Case 4 vs. distance: Magnet to Magnet Repulsion.
Magnetic FieldClick here for a depiction of the magnetic field.
BH CurvesView B-H curves for this magnet.

SpecSheetClick here to download a PDF Specification Sheet.
DrawingClick here to download a PDF drawing of this product.
CertClick here to download a Certificate of Compliance for this product.
RoHSClick here to download a RoHS Statement of Compliance for this product.
MSDSClick here to download a Material Safety Data Sheet (MSDS) for this product.
CMRTClick here to download a Conflict Minerals Reporting Template (CMRT).
OriginClick here to download a Certificate of Origin for this product.
STEPClick here to download a .STEP file (3D model).
IGSClick here to download an .IGS file (3D model).



   Download the free Adobe Acrobat Reader
 Price: $0.38
 
Quantity:
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Price ea.Qty
$0.38 1-49
$0.37 50-99
$0.36 100-499
$0.35 500-999
$0.34 1000-2499
$0.33 2500-9999
$0.32 10000-24999
$0.31 25000-49999
For pricing at higher order quantities,
please email us!
November
Specials

TIN1
10% Off
Our Popular Deluxe Magnet Kit

Get 'em on sale now as a holiday gift for your favorite magnet enthusiast.
Shop early and save!

XMAS1
10% Off
XMAS1 & XMAS2
Magnetic Thumbtacks

WPH-LG
10% Off
WPH-LG

Magnetic Hook
Great for holding a wreath to a steel door!


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(1-888-746-7556)
or 215-766-8055

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K&J Magnetics, Inc.
Your online source for incredibly powerful neodymium magnets