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Axially magnetized: the north and south poles are on the two flat faces.NS
Magnetization directionAxially magnetized: the north and south poles are on the two flat faces.Arrows show the direction of magnetization inside the magnet, pointing toward north.

N35 neodymium disk magnet, 6.5 mm diameter × 4 mm thick, axially magnetized and Ni-Cu-Ni plated. Listed at 4,681.53 gauss and 3.04 lb pull force. SKU 8564.

⬇ Download CAD STEP / STL / DXF / PDF drawingnominal geometry, pre-filled with this part’s dimensions

N35 Neodymium Disk Magnet 6.5 × 4 mm – SKU 8564

Description
Additional information
Technical Specs (PDF)
Magnetization
Downloads
Coatings
BH Curves

SKU 8564 is an N35 neodymium disk magnet measuring 6.5 mm in diameter × 4 mm thick. It is axially magnetized, placing the north and south poles on the two flat circular faces. Its compact metric geometry suits closures, fixtures, sensors, displays, prototypes, and production assemblies.

Specifications

Magnet Size: 6.5 mm diameter × 4 mm thick
Tolerances: ±0.004"
Material: Rare Earth NdFeB
Grade: N35
Coating: Ni-Cu-Ni
Br (typical): 12,100 Gauss
BHmax (typical): 35 MGOe
Max Temperature: 80°C / 176°F
Magnetization: Axial
Surface Gauss: 4,681.53 Gauss
Pull Force: 3.04 lb
Approx. Weight: 0.0351 oz

Design notes for disk magnets

Confirm pole orientation, operating air gap, target-steel thickness, adhesive selection, and dimensional stack-up in the final assembly. Sintered neodymium magnets are hard and brittle, so avoid impact, snap-together collisions, uneven clamping, and excessive mechanical stress.

The listed 3.04 lb pull force is a comparison value under defined contact conditions, not a guaranteed safe working load. Air gaps, surface roughness, coating, thin target steel, and shear loading can reduce usable force.

Use the magnet pull force calculator for preliminary magnet-to-steel screening and compare material options in the neodymium magnet grades chart. Browse our magnet catalog or submit the magnet RFQ builder for volume pricing or a custom requirement.

Weight 0.002195 lbs
Dimensions 0.255906 × 0.255906 × 0.157480 in
Diameter

6.5mm

Thickness

4mm

Strength / Grade

N35

Shape

Disk / Disc

Pull Force

1-5lbs

Magnetization Direction

Axial

Axially magnetized: the north and south poles are on the two flat faces.NS
Magnetization directionAxially magnetized: the north and south poles are on the two flat faces.Arrows show the direction of magnetization inside the magnet, pointing toward north.

Downloads

8564 – Drawing PDF Format

8564 – Certificate of Compliance

8564 – Neodymium Properties Chart

8564 – Magnet Manufacturing Process

8564 – REACH Report

8564 – ROHS Report

If you can’t find what you want, just send us an inquiry and we will be happy to make it for you!

Coatings

Surface Coating Thickness(microns) Color Resistance
Passivation 1 Silver Grey Temporary Protection
Nickel Ni Ni
Ni Cu Ni
10-20 Bright Silver Excellent Against Humidity
Zinc Zn
Cu Zn
8-20 Bright Blue
Shinny Color
Good Against Salt Spray
Excellent against Salt Spray
Tin Ni Cu Sn 15-20 Silver Superior Against Humidity
Gold Ni Cu Au 10-20 Gold Superior Against Humidity
Copper Ni Cu 10-20 Gold Temporary Protection
Epoxy Epoxy
Ni Cu Epoxy
Zn Epoxy
15-25 Black, Red,
Grey
Excellent Against Humidity
& Salt Spray
Chemical Ni 10-20 Silver grey Excellent Against Humidity

BH Curves

2871 in stock

Quantity Price Per Magnet
1 - 9 $1.00
10 - 49 $0.94
50 - 99 $0.90
100 - 999 $0.85
1000 - 4999 $0.70
5000 - 9999 $0.60
10000 + $0.50
EAN / UPC: 794969913807GTIN: 794969913807 SKU 8564 Categories , Tags , , , , ,
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