Disc Spring,Metric Disc Spring,High Carbon Steel,Finish Plain,Min. Inside Dia. 0.135 In.,Max. Outside Dia. 124.0mm,Thickness 1.25mm,Overall Height 3.0mm,Load @ Deflection (Lbs.) 441N,Deflection @ Load 1.31mm,Meets/Exceeds GB/T 1222-2007,Package Quantity 10