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|  MIL-S-19819C(OS)
PUBLICATIONS
Naval Ordnance Systems Command
OR-11
Development of Packaging, Handling,
Storage and Transportation Systems
for Weapons
OS 6341
Miscellaneous General Design Require-
ments
(Copies of specifications, standards, drawings, and publications required
by contractors in connection with specific procurement functions should be
obtained from the procuring activity or as directed by the contracting of-
ficer.)
3.
REQUIREMENTS
3.1 Description. Firing Switches Mk 8 Mod 0 and Mk 8 Mod 1 shall be
inertia-operated, ball-type electric switches with normally open contacts.
The switches shall consist of a ball weight assembly and terminal assembly
encased in a hermetically sealed metallic shell. One contact pin shall be
connected internally to the ball weight, and the other contact pin shall be
grounded to the shell. The contact pins shall plug into an electrical recep-
tacle at the base of the cavity where the switch is installed. The Mod O
and Mod 1 switches have identical working parts and differ only in one re-
spect: The Mod 0 has an external plastic housing which encases the metallic
shell; the Mod 1 has no housing external to the shell.
3.2 General requirements
3.2.1 Preproduction samples. Unless otherwise specified in the contract
or order, preproduction samples of the firing switch shall be manufactured
using the methods and procedures proposed for the production. The sample
will be tested as specified in Section 4 herein and is for the purpose of
determining, prior to production, that the contractor's production methods
are capable of yielding items that comply with the technical requirements of
the contract..
3.2.2 Materials. Unless otherwise specified in the contract, requisition,
or order, all materials and purchased parts entering into the final assembly
of the firing switch shall conform strictly to the detailed requirements in-
dicated on the drawings and specifications listed in LD 291401 or LD 480486.
Finishes, coating,
3.2.3 Finishes, coating, construction, and dimensions.
construction, and dimensions for the firing switch shall be strictly in
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