12x3 Disc Magnet (Round Magnet), Neodymium disc magnet

The 12x3 disc magnet (Neodymium disc magnet) is 12 mm across and 3 mm high, nickel-plated and magnetised through the height. It comes as simplified STEP files.

How these parts are made, and what the levels mean: read the method

• Also searched as: 12x3 disc magnet
• Model id: magnets-disc-12x3
• Standard: Neodymium disc magnet · size 12x3

Files

Part key	Simplified
magnets-disc-12x3	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
D	Diameter		12		12	nominal	L1
H	Height		3		3	nominal	L1

Drawing

As a PDF: CC-MAGDISC-SZ-12x3.pdf.

What each maker states

• supermagnete lists this size in N45.
• first4magnets lists this size in N35, N42.
• The shape is the same in any grade.

The 12x3 disc magnet beside the 12x2 and the 12x4

The 12x3 is number 37 of the 51 Neodymium disc magnet disc magnets published here, listed from 2x1 to 30x10.

• Diameter (D): 12 mm on the 12x3 disc magnet, the same on the 12x2 and the 12x4.
• Height (H): 3 mm on the 12x3 disc magnet, against 2 mm on the 12x2 and 4 mm on the 12x4.

Other sizes

• One size smaller: 12x2 Disc Magnet (Round Magnet), Neodymium disc magnet, 12 mm across, 2 mm high, nickel-plated, axially magnetised.
• One size larger: 12x4 Disc Magnet (Round Magnet), Neodymium disc magnet, 12 mm across, 4 mm high, nickel-plated, axially magnetised.

Documents

• CC-MAGDISC-DS-12x3.pdf: 12x3 datasheet: values with levels, sources
• CC-MAGDISC-SZ-12x3.pdf: 12x3 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

first4magnets-disc, supermagnete-magnets-disc. Full citations: the method page and this size's datasheet.

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