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Production of XW-25 warheads of stockpile quality is
scheduled to begin in the April-June quarter.
4, Retirement of the Cless A thermonuclear weapon (Mark 17)
began in January.
WEAPONS DESIGN AND DEVELOPMENT
New Development Programs
5. A feasibility study was completed and a development
program was established for the new Class 3 thermonuclear
weapvon (TX-41),
PELETED
Lek.
DELETEL
_ DOE ARCH
abyVino
6. A joint progrem with the Navy was euthorized for the
development of a laydown weapon
DELETED
using the Lulu
warhead (XU-34), 17 inches in diameter, weighing 330 pounds prLETED
pony
DELE Yul
7. A develovoment program was establisned for a modification
of the Class D thermonuclear bomb (TX-28), 20 inches in Giameter,
DELDTTID
LiLlTey
will be parachute
‘The modified veysion (®X-28-x1)
stabilized for low-level delivery and will
provide a capability of in-flignt selection for either free-fall
or drosue-parachute retardation,