Disc Spring Metric Disc Spring High Carbon Steel Finish Phosphate Min Inside Dia 75.5mm Max Outside Dia 99.0mm Thickness 1.00mm Overall Height 2.2mm Load @ Deflection (Lbs.) 325N Deflection @ Load 0.90mm Meets/Exceeds GB/T 1222-2007 ASTM-A684 Package Quantity 10