CFR / 
Title 49
 / 
Part 178
 / 
Sec. 178.33-7 Wall thickness.
(a) The minimum wall thickness for any container shall be 0.007 inch.
(b) [Reserved]
[Order 71, 31 FR 9074, July 1, 1966. Redesignated at 32 FR 5606, Apr. 5, 1967]