Compression Spring Precision 302 Stainless Steel Finish Plain Overall Length 9/16 In Outside Dia 0.180 In Wire Type Round Wire Dia 0.026 In End Type Closed and Ground Compressed Length 0.274 In Load 4.02 Lbs Deflection @ Load 0.21 In Spring Rate 19.16 Lbs/In Meets/Exceeds ASTM A313 Package 5