Project Description
Square nut
A square nut is a four-sided nut comparing with standard hex nuts., which has greater surface in contact with the part being fastened,therefore it can provide greater resistance to loosening. S-metal offers normal type and chamfered type with square bolts for your choice.
Standards:DIN 557/ASME B 18.2.2
Material:Carbon and alloy steel
Surface treatment:electroplated,phosphated or H.D.G.
Tolerance: thread tolerance 6H
Product grade A DM16
Mechanical properties: class 6/8/10 as agreed.
DIN557square nut
Dimension in mm.
| d | P | m | mw | s | |
| Max | Min | ||||
| M5 | 0.8 | 4 | 2.5 | 8 | 7.64 |
| M6 | 1 | 5 | 3.2 | 10 | 9.64 |
| M8 | 1.25 | 6.5 | 4.1 | 13 | 12.57 |
| M10 | 1.5 | 8 | 5.2 | 16 | 15.57 |
| 17 | 16.57 | ||||
| M12 | 1.75 | 10 | 6.6 | 18 | 17.75 |
| 19 | 17.48 | ||||
| M16 | 2 | 13 | 8.6 | 24 | 23.16 |
