For the Christmas and New Year's Day holidays, orders placed after 1:00PM EST on Friday, 12/21 will be shipped on Wednesday, 12/26. Orders placed after 1:00PM EST on Friday, 12/28 will be shipped on Wednesday, 1/2/19.

UPS and USPS do not guarantee delivery times through the end of the year. This may include an extra day in ground shipping and later delivery for overnight services.

Canada: Postal shipping delays are possible from the Canada Post strike.
We are now required to collect sales tax in several states. If your business is tax exempt, learn more here.
All orders placed & paid online by 1PM ET (M-F) will be shipped the same day!
  • Description
  • Technical
  • Downloads
These epoxy coated disc magnets are like the D42E magnets, but with imperfections that have relegated them to the surplus category. Most of these magnets have a small dot, top and bottom, where the epoxy coating is missing.

This size is also available in grade N52 with our standard Nickel plating as part number D42-N52, in grade N52 with a Black Nickel finish as part number D42B-N52, in grade N42 with our standard Nickel plating as part number D42, diametrically magnetized as part number D42DIA , and in High Temp grade N42SH as part number D42SH.

Case1 Pull Force, Case 1 vs. distance: Magnet to a Steel Plate.
Case2 Pull Force, Case 2 vs. distance: Between 2 Steel Plates.
Case3 Pull Force, Case 3 vs. distance: Magnet to Magnet.
Case4 Pull Force, Case 4 vs. distance: Magnet to Magnet Repulsion.
Magnetic Field Click here for a depiction of the magnetic field.
BH Curves View B-H curves for this magnet.

RoHS Click here to download a RoHS Statement of Compliance for this product.
MSDS Click here to download a Material Safety Data Sheet (MSDS) for this product.
Origin Click here to download a Certificate of Origin for this product.

   Download the free Adobe Acrobat Reader
 Price: $0.24
 Add to cart
Price ea.Qty
$0.24 1-49
$0.23 50-249
$0.22 250-999
$0.21 1000-4999
$0.20 5000-24999
$0.19 25000-49999
For pricing at higher order quantities,
please email us!

10% Off
Our Popular Deluxe Magnet Kit

An attractive holiday gift for your favorite magnet enthusiast.

10% Off
Magnetic Thumbtacks

10% Off

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

Order by phone:
or 215-766-8055

Order online for
fastest shipping!

No Minimum Order!

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