(a) Single-trip inside containers. Must be seamless, or with seams welded, soldered, brazed, double seamed, or swedged. (b) The maximum capacity of containers in this class shall not exceed one1 literL (61.0 cubic inches). The maximum inside diameter shall not exceed 3 inches. [Order 71, 31 FR 9074, July 1, 1966. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 178-43, 42 FR 42208, Aug. 22, 1977; Amdt. 178-101, 58 FR 50237, Sept. 24, 1993; 66 FR 45387, Aug. 28, 2001]