Compression Spring, Precision, High Carbon Steel Music Wire, Finish Plain, Overall Length 1 In, Outside Dia 0.300 In, Wire Type Round, Wire Dia 0.026 In, End Type Closed and Ground, Compressed Length 0.229 In, Load 3.05 Lbs, Deflection @ Load 0.61 In, Spring Rate 5 Lbs/In, Meets/Exceeds ASTM A228, Package 5