R828DIA - Neodymium Diametric Ring Magnet

• Dimensions: 1/2" od x 1/8" id x 1/2" thick
• Tolerances: ±0.004" x ±0.004" x ±0.004"
• Material: NdFeB, Grade N42
• Plating/Coating: Ni-Cu-Ni (Nickel)
• Magnetization Direction: Diametrical
• Weight: 0.399 oz. (11.3 g)
• Pull Force, Case 1: 9.77 lbs
• Pull Force, Case 2: 12.87 lbs
• Surface Field: 6737 Gauss
• Max Operating Temp: 176ºF (80ºC)
• Brmax: 13,200 Gauss
• BHmax: 42 MGOe

These rings are diametrically magnetized, which means they are magnetized perpendicular to the axis of the hole. The poles are located on opposite sides of the circular faces. They can be placed on a shaft to work with sensors or to generate electricity.

This size is also available Axially Magnetized as part number R828.

	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.
	View B-H curves for this magnet.

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

   Download the free Adobe Acrobat Reader