Disc Spring,Metric Disc Spring,High Carbon Steel,Finish Plain,Min. Inside Dia. 101.0mm,Max. Outside Dia. 139.0mm,Thickness 1.25mm,Overall Height 3.2mm,Load @ Deflection (Lbs.) 427N,Deflection @ Load 1.50mm,Meets/Exceeds GB/T 1222-2007,Package Quantity 10