Attributes . Spring Rate . Values

28 lb-in (4)   29.4 N/mm (2)   29.55 lb/in (1)   3 lb-in (8)   3.124 lb/in (2)   3.374 lb/in (1)   3.415 lb/in (1)   3.75 lb/in (2)   30 lb./in. (1)   300 lbs. (7)   31.1 lb/in (2)   31.5 N/mm (4)   325 lbs (3)   33.403 lb/in (1)   339 lbs. (1)   34 lb-in (2)   34 N/mm (2)   347 lbs (1)   348.3 lb-in (1)   35.328 lb/in (1)   35.4 N/mm (1)   350 lbs (14)   36 lb/in (3)   36.652 lb/in (1)   36.8 N/mm (1)   365 lbs (2)   37 lb-in (2)   375 lbs (20)   38 lb/in (2)   39 lb-in (2)   4 lb-in (8)   4.05 lb/in (2)   4.057 lb/in (1)   4.1 lb/in (1)   4.407 lb/in (1)   4.623 lb/in (2)   4.87 lb/in (2)   40.1 lb/in (2)   40.1 N/mm (1)   40.5 N/mm (1)   400 lbs. (7)   403 lbs. (1)   42.41 lb/in (1)   425 lbs. (1)   427 lbs. (2)   43 lb-in (2)   43.5 N/mm (2)   44 lb/in (3)   44.1 N/mm (1)   450 lbs. (10)   46 lb/in (4)   47 lb/in (1)   47.4 N/mm (1)   48 lb-in (2)   49 N/mm (1)   5 lb-in (2)   5.065 lb/in (1)   5.29 lb/in (1)   5.55 lb/in (2)   500 lbs. (25)   51 lb-in (5)   51.7 N/mm (1)   52.75 lb/in (2)   55.2 N/mm (1)   56 lb-in (2)   6 lb-in (3)   6.25 lb/in (2)   6.747 lb/in (1)   6.881 lb/in (1)   60 lb-in (1)   600 lbs. (20)   61 lb-in (2)   61.4 N/mm (1)   63.1 N/mm (1)   63.2 N/mm (1)   63.4 lb-in (2)   646 lbs. (12)   65 lb-in (2)   65.7 N/mm (1)   650 lbs (4)   68.2 N/mm (1)   680 lbs. (12)   7 lb-in (3)   7.61 lb/in (2)   7.63 lb/in (1)   700 lbs. (19)   71.1 N/mm (1)   72 lb-in (1)   73.6 N/mm (1)   74 lb/in (3)   750 lbs. (5)   76.7 N/mm (1)   77 lb-in (1)   77.1 lb-in (4)   8 lb-in (8)   8.1 lb/in (1)   8.138 lb/in (2)   8.438 lb/in (2)   8.463 lb/in (2)   800 lbs. (2)