Disc Springs,Wave,High Carbon Steel,Finish Plain,Min. Inside Dia. 0.588 In.,Max. Outside Dia. 0.731 In.,Thickness 0.009 In.,Overall Height 0.047 In.,For Hole Size 0.1875,For Rod Size 0.093,Load @ Deflection (Lbs.) 441,Deflection @ Load 0.030 In.,Meets/Exceeds ASTM-A684,Package Quantity 25