Configured Specifications Free Height Hf(mm) 55 Coil Internal Diameter ID(Ø) 7.37 Coil Outer Diameter OD(Ø) 8.63 Height H2 in Allowable Load(mm) 18.13 Spring Constant K(N/mm) 0.245 Allowable Load(Range Specification)(N) 8.51~16.00 Allowable Load P2(N) 8.92 Material SWP-B Wire diameter d(Ø) 0.63 End Face State Grounded Total coils Nt 14.5 Load Height H1(mm) 32.45 Reference load P1(N) 5.44 Coil Center Diameter D(Ø) 8 Solid Height Hs(mm) 9.1 Ordering Unit(piece)