Disc Spring, Belleville, 17-7 PH Stainless Steel, Min Inside Dia 0.755 In, Max Outside Dia 1.500 In, Thickness 0.072 In, Overall Height 0.107 In, Load 624 Lbs, Deflection @ Load 0.018 In, Flat Load 395 Lbs, Meets/Exceeds ASI 302 and Government AMS Type 302, Package 6. This item has been restricted from sale in the following state (s): []