M8 DIN 127B Spring Lock Washer – Vibration Resistance and Reliable Locking.
Ensure bolted assemblies stay secure even in the most demanding conditions with our M8 SPRING LOCK WASHER, precision-engineered to DIN 127B / ISO 7090 standards. Featuring a robust 14.8 mm OD and 8.1 mm ID, this washer delivers ideal preload maintenance and nut/bolt locking performance.
Manufactured from high-tensile steel (grade 8.8) with optional finishes—zinc-plated for general use or stainless A2/A4 for corrosion resistance—each washer maintains spring tension to counteract vibration and prevent loosening.
✅ Highlights
DIN-specified dimensions: 8.1 mm ID × 14.8 mm OD × 2 mm thick
Strong preload from split-helix design locks fasteners securely
Material options: Grade 8.8 steel or A2/A4 stainless
Finish variants: Zinc, passivated, black, clear-cr3, etc.
Ideal for vibration-prone assemblies in automotive, machinery, appliances, and marine applications
Item Attributes
| Diameter (Min-Max) | Solid Height (H_min) 4.0 mm, Free Height (H_max) 4.7 mm (uncompressed) |
| Material | High-tensile steel (8.8) or stainless steel (A2/A4) |
| Weight | ~1.6 kg (per 1,000 pcs) |
| Thickness | 2.0 mm (± 0.1 mm) |
| Diameter Range | 8.1 mm (fits M8 bolts) (Inner Diameter), 14.8 mm (Outer Diameter) |
| Material Options | Zinc-plated, clear/cr3, black, passivated stainless, etc. |