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Flat mount with a straight center hole to recess a bolt or a pan head screw.
A countersink or a counterbored hole is provided on the magnet for securing the magnet with a screw on a prescribed location. The inner bore is a straight hole is not threaded. The standard side of the screw installation surface is the N pole. Please select the S pole depending on the usage.
Shapes of screws may vary in size depending on the manufacturer or standard. The shape of the hole has been machined for ISO / JIS standard screws.
| Screw head | ISO / JIS standard | D | H | ID |
|---|---|---|---|---|
| Socket cap screw | M1.4 | 2 | 0.5 | 1.35 |
| Socket cap screw | M2 | 3.5 | 1.3 | 1.9 |
| Socket cap screw | M2.5 | 4.5 | 1.7 | 2.4 |
| Socket cap screw | M3 | 5.5 | 2 | 2.9 |
| Socket cap screw | M3.5 | 6 | 2.3 | 3.4 |
| Socket cap screw | M4 | 7 | 4 | 3.9 |
| Socket cap screw | M5 | 9 | 3.3 | 4.8 |
| Socket cap screw | M6 | 10.5 | 3.9 | 5.9 |
| Socket cap screw | M8 | 14 | 5.2 | 7.8 |
| Socket cap screw | M10 | 19 | 6 | 9.8 |
| Code | Product name | D | H | D1 | D2 | N.W. | Screw standard M | Adsorptive power kgf |
|---|---|---|---|---|---|---|---|---|
| B16 | pot magnet dia. 16, x height 5.2 mm, straight Counterbored Hole | 16 | 5.2 | 3.5 | 6.5 | 6.5 | M3 | 4 kgf |
| B20 | pot magnet dia. 20, x height 7.2 mm, straight Counterbored Hole | 20 | 7.2 | 4.5 | 8 | 13 | M4 | 6 kgf |
| B25 | pot magnet dia. 25, x height 7.7 mm, straight Counterbored Hole | 25 | 7.7 | 5.5 | 9 | 22 | M5 | 14 kgf |
| B32 | pot magnet dia. 32, x height 7.8 mm, straight Counterbored Hole | 32 | 7.8 | 5.5 | 9 | 32 | M5 | 23 kgf |
| B36 | pot magnet dia. 36, x height 7.6 mm, straight Counterbored Hole | 36 | 7.6 | 6.5 | 11 | 48 | M6 | 29 kgf |
| B42 | pot magnet dia. 42, x height 8.8 mm, straight Counterbored Hole | 42 | 8.8 | 6.5 | 11 | 75 | M6 | 32 kgf |
| B48 | pot magnet dia. 48, x height 10.8 mm, straight Counterbored Hole | 48 | 10.8 | 8.5 | 15 | 114 | M8 | 63 kgf |
| B60 | pot magnet dia. 60, x height 15 mm, straight Counterbored Hole | 60 | 15 | 8.5 | 15 | 235 | M8 | 95 kgf |
| B75 | pot magnet dia. 75, x height 17.8 mm, straight Counterbored Hole | 75 | 17.8 | 10.5 | 18 | 460 | M10 | 155 kgf |
| Code | Product name | D | H | D1 | D2 | N.W. | Screw standard M | Adsorptive power kgf |
