Specifications: M6-M48 Standard: DIN standard Material: Low Carbon Steel, Middle Carbon Steel Finish: Black oxide Delivery: 30-60 days Keywords: Lock spring washer, DIN127, DIN125 DIN127, spring washer DIN127,DIN555 DIN126 DIN127, spring washers plain washers 1.What are spring washer? Spring washer is widely used in the bearing and non-bearing structures of general mechanical products, which is characterized by low cost and convenient installation, and is suitable for the parts with frequent assembly and disassembly. 2.What are spring washer made of? Carbon steel. 3.What are spring washer coated with? Zinc Plated, Plain, Black oxide. Hot dip Galvanizing 4.Where is the spring washer used? A spring washer is installed under the nut to prevent the nut from loosening. 5.How long is your delivery time for spring washer? It takes 7-10 days for stock products. For bulk order, it will be in 30-60 days according to the order quantity. 6. How can we make an order for spring washer? Just inquiry on our page or send an email or whatsapp 008615257861940