Extension Spring(Steel) TEST-88104 TRUSCO

The mechanical spring wound as a hook with both ends tightened by applying constant tension to the wire rod.A mechanical spring to use in pulling direction.Class 2 of JIS B2704 is applied tolerance of dimensions and spring characteristics.Wire Diameter d (mm):0.80Outer Diameter D (mm):4.80Free Height L (mm):23.4Number of Rolls (roll):19.5Mechanical Spring Constant (N/mm):3.217Allowable Weight (N):25.01Load Height L1 (mm):28.3Initial Tensile Strength (N):8.865Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windSWP-B (piano wire)