46 CFR 160.013-2 - Type and size.
(a) Type. Hatchets specified by this subpart shall be Type I, Class I, Design D or E, as described in Federal Specification GGG-A-926, but other hatchets equal in strength and construction will be given special consideration.
(b) Size. Hatchets specified by this subpart shall be of one size, and the dimensions shall be approximately in conformance with Drawing No. 160.013-1(b).