Bulk 30000 Piece Metric M3 Helical Spring Lock Washers Crafted From Tough A2 Stainless Steel With Din 127 Type B Design To Keep Your Hardware Locked Down Tight And Ready For The Road
✔️ DIN 127 Type B, 3mm bore, 6.2mm outer, 0.8mm thick, 30k pcs
This 30,000 piece collection features metric M3 helical spring lock washers made from tough A2 stainless steel. Mechanics and factory workers install them under nuts and bolts on automotive frames, agricultural gear, and heavy equipment to stop fasteners from backing out during constant motion. The split coil structure delivers steady preload that keeps critical joints tight through daily wear.
✅ DIN 127 Type B medium split form for steady spring tension✅ A2 stainless composition matches 304 alloy for rust resistance
✅ 3mm inner opening fits standard M3 threaded bolts perfectly
✅ 0.8mm wall thickness handles repeated compression cycles
✅ 30,000 piece supply covers large assembly line projects
💡 Why are helical spring lock washers considered handy for preventing bolt loosening in high vibration environments?
This straightforward hardware addition keeps tight joints secure while absorbing road shock and engine tremors.
- Torsional coil design bites into mating metals to kill rotational drift
- Grade A2 material tolerates moisture and road salt without pitting
- Uniform split gap maintains consistent axial load across temperature swings
- Standard metric footprint works seamlessly inside existing machinery layouts