178.358-4—Construction of Specification 21PF-1B overpacks.
(a)
Each Specification 21PF-1 overpack for which construction began after March 31, 1989, must meet the requirements of Specification 21PF-1B, in conformance with drawings E-S-31536-J-P, and S1E-31536-J2-B of DOE CAPE-1662, Rev. 1, Supplement 1 (IBR, see § 171.7 of this subchapter).
(b)
With the exception of the closure nuts and bolts, all metal parts of the Specification 21PF-1B must be of stainless steel as shown on the drawings referred to in paragraph (a) of this section.
[Amdt. 178-90, 53 FR 36551, Sept. 20, 1988. Redesigntated by Amdt. 178-97, 55 FR 52716, Dec. 21, 1990; 68 FR 75757, Dec. 31, 2003]