DIN127b Metal Spring Washer are commonly used metric lock washers, DIN127b Metal Spring Washer a split metal ring that is bent into a helical shape. DIN127b Metal Spring Washer are a left hand helix and allow the nut to be tightened in a right hand direction only. When compressed by tightening the nut, the washer bites into the substrate and exerts a spring force between the bolt and the substrate creating frictional resistance to rotation.
| Place of Origin | CHINA |
| Standard | DIN127b Metal Spring Washer |
| HS CODE | 3926901000 |
| Brand Name | QBH |
| Certification | ISO9001 |
| Material | 35K, 40Cr, 35CrMo, SCM435, etc. |
| Size | M3-M90 |
| Production Process | Cold forging and hot forging |
| Class | 100HV/ 200HV/ 300HV |
| Delivery Time | Within 30 Days |


