Compression Spring Precision 302 Stainless Steel Finish Plain Overall Length 1 1/4 In Outside Dia 0.720 In Wire Type Round Wire Dia 0.063 In End Type Closed and Ground Compressed Length 0.441 In Load 12.98 Lbs Deflection @ Load 0.82 In Spring Rate 15.83 Lbs/In Meets/Exceeds ASTM A313 Package 5