Compression Spring Conical 302 Stainless Steel Finish Plain Overall Length 3/4 In Wire Type Round Wire Dia 0.029 In End Type Squared and Not Ground Large Outside Dia 0.600 In Small Outside Dia 0.343 In LD @ 50% FREE LENGTH 1.18 Lbs LOAD @ SOLID 2.19 Lbs Spring Rate 3.16 Lbs/In Meets/Exceeds ASTM A313