Disc Spring Split Wave Springs High Carbon Steel Finish Plain Min Inside Dia 0.093 in Max Outside Dia 6.500 in Thickness 0.030 in Overall Height 0.390 in For Rod Size 5/16 in Load @ Deflection (Lbs.) NA Deflection @ Load 0.125 in Meets/Exceeds SWRH72A GB4357-B Package Quantity 10