DIN 6797J black internal lock washers are a type of fastening element commonly used in mechanical equipment. They can effectively prevent nuts from loosening during use and improve the safety and stability of the equipment. As a professional fastener company, Wenzhou Fengyi is committed to providing customers with high-quality internal tooth lock washers and related products to meet the various needs of customers.
| DIN6797-J | ||||||
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d |
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dc |
|
h | min |
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|
min | max | min | max |
|
|
| M2 | 2.2 | 2.34 | 4.2 | 4.5 | 0.3 | 6 |
| M2.5 | 2.7 | 2.84 | 5.2 | 5.5 | 0.4 | 6 |
| M3 | 3.2 | 3.38 | 5.7 | 6 | 0.4 | 6 |
| M3.5 | 3.7 | 3.88 | 6.64 | 7 | 0.5 | 6 |
| M4 | 4.3 | 4.48 | 7.64 | 8 | 0.5 | 8 |
| M5 | 5.3 | 5.48 | 9.64 | 10 | 0.6 | 8 |
| M6 | 6.4 | 6.62 | 10.57 | 11 | 0.7 | 8 |
| M7 | 7.4 | 7.62 | 12.07 | 12.5 | 0.8 | 8 |
| M8 | 8.4 | 8.62 | 14.57 | 15 | 0.8 | 8 |
| M10 | 10.5 | 10.77 | 17.57 | 18 | 0.9 | 9 |
| M12 | 13 | 13.27 | 19.98 | 20.5 | 1 | 10 |
| M14 | 15 | 15.27 | 23.48 | 24 | 1 | 10 |
| M16 | 17 | 17.27 | 25.48 | 26 | 1.2 | 12 |
| M18 | 19 | 19.33 | 29.48 | 30 | 1.4 | 12 |
| M20 | 21 | 21.33 | 32.38 | 33 | 1.4 | 12 |
| M22 | 23 | 23.33 | 35.38 | 36 | 1.5 | 14 |
| M24 | 25 | 25.33 | 37.38 | 38 | 1.5 | 14 |
| M27 | 28 | 28.33 | 43.38 | 44 | 1.6 | 14 |
| M30 | 31 | 31.39 | 47.38 | 48 | 1.6 | 14 |
