Steel – spring steel DIN 267-26 (galvanized zinc)
Stainless steel – A2-70; A4-70; A4-80
| d* | d1 | d2 | s | h |
| М2.2 | 2.4 | 4.8 | 0.6 | 1 |
| М2.5 | 2.6 | 5.1 | 0.6 | 1.1 |
| М3 | 3.1 | 6.2 | 0.7 | 1.3 |
| М4 | 4.1 | 7.6 | 0.8 | 1.4 |
| М5 | 5.1 | 9.2 | 1 | 1.7 |
| М6 | 6.1 | 11.8 | 1.3 | 2.2 |
| М8 | 8.1 | 14.8 | 1.6 | 2.75 |
| M10 | 10.2 | 18.1 | 1.8 | 3.15 |
| M12 | 12.2 | 21.1 | 2.1 | 3.65 |
| М14 | 14.2 | 24.1 | 2.4 | 4.3 |
| M16 | 16.2 | 27.4 | 2.8 | 5.1 |
| М18 | 18.2 | 29.4 | 2.8 | 5.1 |
| M20 | 20.2 | 33.6 | 3.2 | 5.9 |
| М22 | 22.5 | 35.9 | 3.2 | 5.9 |
| M24 | 24.5 | 40 | 4 | 7.5 |
| M27 | 27.5 | 43 | 4 | 7.5 |
| M30 | 30.5 | 48.2 | 6 | 10.5 |
| M36 | 36.5 | 58.2 | 6 | 11.3 |
The DIN 128 curved spring washer is available in two types: DIN 128 A is a curved washer shape (single-coil), and DIN 128 is a wavy shape (double-coil). It is manufactured in accordance with GOST 6402-70 from spring, galvanized and stainless steel.
The DIN 128 lock washer is used in the connecting points with other fasteners to increase the pressure area on the workpiece structure and protect the threaded connection from loosening.
Spring washer DIN 128 is used in the fields of mechanical engineering, machine tools and other industries where high loads on the joints are involved.
Eurobolt Ukraine is ready to provide high-quality and reliable products from the best European factories in the shortest possible time and to fulfill almost any non-standard solutions. For all the details, please call. +380442400024.
Marking
d – thread size of the fastener
d1 – inner diameter of the locking washer, min.
d2 – outer diameter, max.
s – thickness of the washer
h is the height of the washer, min.