Disc Spring Split Wave Springs High Carbon Steel Finish Plain Min Inside Dia 0.093 in Max Outside Dia 1.750 in Thickness 0.018 in Overall Height 0.140 in For Hole Size 0.1875 For Rod Size 5/16 in Load @ Deflection (Lbs.) NA Deflection @ Load 0.078 in Meets/Exceeds SWRH72A and GB4357-B Package Quantity 10