Thank You For Viewing Our Item We Have For Sale : Bowed Spring Washers - Curved - Sprung - UK MADE 6mm - 18mm Diameter Buy 5 - 100 Manufactured in the UK from HARDENED AND TEMPERED CARBON SPRUNG STEEL TO Din 137 Type A Specification These Curved Spring Washers are Manufactured to exert light thrust loads and are often used to absorb axial end play. Available in 8 Sizes Outside Diameter 6mm - For Bolt Size 3mm - Inside Diameter 3.2mm - Metal Thickness 0.40mm Outside Diameter 7mm - For Bolt Size 3.5mm - Inside Diameter 3.7mm - Metal Thickness 0.40mm Outside Diameter 8mm - For Bolt Size 4mm - Inside Diameter 4.3mm - Metal Thickness 0.50mm Outside Diameter 10mm - For Bolt Size 5mm - Inside Diameter 5.3mm - Metal Thickness 0.50mm Outside Diameter 11mm - For Bolt Size 6mm - Inside Diameter 6.4mm - Metal Thickness 0.