K&J Magnetics: R621

Products › Neodymium Magnets › Ring Magnets

R621

Description
Technical
Downloads

Dimensions: 3/8" od x 1/8" id x 1/16" thick
Tolerances: ±0.004" x ±0.004" x ±0.004"
Material: NdFeB, Grade N42
Plating/Coating: Ni-Cu-Ni (Nickel)
Magnetization Direction: Axial (Poles on Flat Ends)
Weight: 0.0266 oz. (0.754 g)
Pull Force, Case 1: 1.96 lbs
Pull Force, Case 2: 7.74 lbs
Max Operating Temp: 176ºF (80ºC)
Brmax: 13,200 Gauss
BHmax: 42 MGOe

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.

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

	Click here to download a PDF Specification Sheet.
	Click here to download a PDF drawing of this product.
	Click here to download a Certificate of Compliance for this product.
	Click here to download a RoHS Statement of Compliance for this product.
	Click here to download a Material Safety Data Sheet (MSDS) for this product.
	Click here to download a Conflict Minerals Reporting Template (CMRT).
	Click here to download a Certificate of Origin for this product.
	Click here for a REACH compliance statement.
	Click here to download a .STEP file (3D model).
	Click here to download an .IGS file (3D model).

Download the free Adobe Acrobat Reader

Price: $0.38

Quantity:

Qty:

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!