WEAPONS DEVELOPMENT
4. A feasibility study was completed and a development
program established for a nuclear projectile for the 155-millimeterx
howitzer,
5. Designs of the following weapons have been released and
the weapons placed in the production-engineering Phese:
a. Fission warhead, XW-34, with an operational
availability date of April 1958 for three applications:
the small depth bomb, Lulu; the laydown bomb, Hotpoint
A; and the submerged-submarine-launched torpedo, ASTOR,
b, Class D thermonuclear bcmb and warhead, TX/XW-27,
with cperational availability dates of January 1958 _
for the warhead and July 1958 for the bomb,
(‘Jarhead
applications are for the Regulus and Rascal missiles.)
c, Class D thermonuclear bomb and warhead, TX/MW-28,
with an operational availability date of January 1958.
(Warhead applications are ‘for the Matador and Regulus
missiles.)
‘
dad. Class C thermonuclear bomb and warhead with gas
boosting of the primary, TX/XW¥-39-X1, with an operational
availability date of January 1958,
This weapon and the
Class D weapons above will be the first gas-bcosted
thermonuclear weapon to be produced,
e. Class B thermonuclear bomb, reduced fallout
version, TX-36Y2-X1 - operational availability date,
April-October 1958, This will be the first "clean"
bomb to be produced,.
BAT
ADIT Y
Den a
-*
6, The Department of Defense has cancelled its requests for
the development of the XW-e7 and XW-39-X1l warhead epplications to
the B-58 Pod (Hustler), and for a feasibility study of a warhead
for the Triton missile,
&
7. Anew feasibility study was initiated for 2 nigh-yield
warhead in the megaton range for the Air Force surface-to-air
missile, Bcmarc,