Disc Spring, Belleville Spring Washer, Stainless Steel, Finish Plain, Min. Inside Dia. 0.38 In, Max. Outside Dia. 0.75 In, Thickness 0.028 In, Overall Height 0.051 In, Load at Deflection 110 Lbs., Deflection at Load 0.012 In, Calculated Load at Flat 175 Lbs., Package Quantity 10