Steel – 04 (galvanized zinc);
Stainless steel: A2-70; A4-80;
| d* | d1 | d2 | b | l | s |
| М3 | 3.2 | 12 | 4 | 13 | 0.38 |
| М4 | 4.3 | 14 | 5 | 14 | 0.38 |
| М5 | 5.3 | 17 | 6 | 16 | 0.5 |
| М6 | 6.4 | 19 | 7 | 18 | 0.5 |
| М8 | 8.4 | 22 | 8 | 20 | 0.75 |
| M10 | 10.5 | 26 | 10 | 22 | 0.75 |
| M12 | 13 | 30 | 12 | 28 | 1 |
| М14 | 15 | 33 | 12 | 28 | 1 |
| M16 | 17 | 36 | 15 | 32 | 1 |
| М18 | 19 | 40 | 18 | 36 | 1 |
| M20 | 21 | 42 | 18 | 36 | 1 |
| М22 | 23 | 50 | 20 | 42 | 1 |
| M24 | 25 | 50 | 20 | 42 | 1 |
| M27 | 28 | 58 | 23 | 48 | 1.6 |
| M30 | 31 | 63 | 26 | 52 | 1.6 |
| M33 | 34 | 68 | 28 | 56 | 1.6 |
| M36 | 37 | 75 | 30 | 60 | 1.6 |
| M39 | 40 | 82 | 32 | 64 | 1.6 |
| М42 | 43 | 88 | 35 | 70 | 1.6 |
| М45 | 46 | 95 | 38 | 75 | 1.6 |
| М48 | 50 | 100 | 40 | 80 | 1.6 |
| М52 | 54 | 105 | 44 | 85 | 1.6 |
Locking washer DIN 93 with one rectangular foot, manufactured in accordance with GOST 13463-77, GOST 13464-77 from high-corrosion stainless steel grades A2, A4, as well as from zinc-coated steel and brass.
The DIN 93 washer is used for locking bolts and locking hexagonal nuts, for thread diameters from M3 to M 52, in connecting components. This includes the production of military equipment, rocket and space launchers, and aircraft.
Installing a DIN 93 washer: The wide edges of the washer are bent over the screw or bolt head and the foot is bent over the edge of the base of the fixed part. Such fasteners are effective and reliable in expensive structures to avoid human casualties.
The company “Eurobolt Ukraine” offers to buy DIN 93 lock washer, as well as other fasteners at affordable prices with a quality guarantee and minimum delivery time.
Analogs of DIN 93:
GOST 13463-77 is a locking washer with a foot of accuracy class A designed to lock hexagonal nuts and bolts with a hexagonal head, with a thread diameter of 3 to 48 mm.
GOST 13464-77 – reduced locking washers with a foot of accuracy class A, designed for locking hexagonal nuts and bolts with a hexagonal head, with reduced turnkey dimensions, with a thread diameter from 6 to 24 mm.