Extension Spring, Utility, Standard Steel, Oil, End Type Full Twist Loops, Overall Length 1-3/32 In., Outside Dia. 0.230 In., Wire Dia. 0.020 In., Fabric Sleeve Outside Dia. 0.31 In., Load (Lbs.) 0.53, Deflection @ Load 0.54 In., Spring Rate (Lbs./In.) 0.69, Meets/Exceeds ASTM A227/A228 and AMS 5112