Disc Spring,Split Wave Springs,High Carbon Steel,Finish Plain,Min. Inside Dia. 0.093 In.,Max. Outside Dia. 4.500 In.,Thickness 0.030 In.,Overall Height 0.230 In.,For Hole Size 0.1875,For Rod Size 5/16 In.,Load @ Deflection (Lbs.) NA,Deflection @ Load 0.109 In.,Meets/Exceeds SWRH72A, GB4357-B,Package Quantity 10