B631 - Neodymium Block Magnet - 3/8 " Len x 3/16" Wid x 1/16" Thi

• Dimensions: 3/8" x 3/16" 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: Thru Thickness
• Weight: 0.0191 oz. (0.540 g)
• Pull Force, Case 1: 1.56 lbs
• Pull Force, Case 2: 5.55 lbs
• Surface Field: 2777 Gauss
• Max Operating Temp: 176ºF (80ºC)
• Brmax: 13,200 Gauss
• BHmax: 42 MGOe

These thin blocks can be used for many applications where a small block magnet is needed. They work great as traction magnets for larger scale slot cars.

This size is also available in grade N42 as part number B631-N52.