Disc Spring, Belleville Spring Washer, Carbon Steel, Finish Plain, Min. Inside Dia. 0.125 In, Max. Outside Dia. 0.25 In, Thickness 0.0133 In, Overall Height 0.02 In, Load at Deflection 26 Lbs., Deflection at Load 0.003 In, Calculated Load at Flat 48 Lbs., Package Quantity 10