COMPRESSION SPRING, PRECISION, HIGH CARBON STEEL MUSIC WIRE, FINISH PLAIN, OVERALL LENGTH 1 1/2 IN, OUTSIDE DIA 0.420 IN, WIRE TYPE ROUND, WIRE DIA 0.038 IN, END TYPE CLOSED AND GROUND, COMPRESSED LENGTH 0.381 IN, LOAD 6.37 LBS, DEFLECTION @ LOAD 0.91 IN, SPRING RATE 7 LBS/IN, MEETS/EXCEEDS ASTM A228, PACKAGE 5