Used in 60, 313, 415, 665, 685, 1615, 2016, 2028, 2055, 2065, 2321, 2328, 2331, 2332, 2338, 2531-2-3-4, 2541-2-3-4, 2625-7-8, 2957, 6517. Also may be used in place of L431 in the following. 132, 315, 356, 1121(1949 on), 1121c(1950 on), 2357, 2457, 2757, 4357, 4457, 6357, 6417, 6427, 6457.
