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| MIL-L-19844A
STANDARDS
3.2 Materials, Materials shall be suitable
for the purpose intended.
MILITARY
M I L - S T D - 1 2 9 - Marking for Ship-
3.2.1 Metals. Except as specified on Stand-
ment and Storage
ard MS21267, all metals used in the construc-
tion of shielded detachable ignition leads
MIL-STD-130- Identification Mark-
shall be of a corrosion-resistant type, Alu-
ing of US Military
minum and aluminum alloys shall not be
Property
used. Soldered or brazed joints shall be suit-
MS21267
-- Terminal Assembly,
able for an ambient temperature of 450 F.
Detachable Ignition
Lead
3.2.2 Nonmetallic. Nonmetallic materials
shall be nonhygroscopic and suitable for am-
MS25065
-- Ferrule, Flexible Con-
bient temperatures ranging from --65 to
d u i t , Radio Fre-
+450 F.
quency Shielding
AIR FORCE-NAVY AERONAUTICAL
3.3 Design and construction. The leads
AN4060
-- Protector - Ignition
shall be constructed to withstand the normal
Lead Terminal
strains of jars, vibrations, and other con-
ditions incident to shipping, storage, instal-
(Copies of specifications, standards, drawings, and
lation, and service, without failure. The
publications required by suppliers in connection with
leads shall consist of flexible conduit, fer-
specific procurement functions should be obtained
from the procuring activity or as directed by the
rules, nuts, cable and terminals as follows.
contracting officer. )
3.3.1 Conduit. The conduit shall consist
2.2 Other publications. The following doc-
of a watreproof, flexible sheath covered by
ument forms a part of this specification to
a uniform, woven wire braid of one or more
the extent specified herein. Unless otherwise
layers and having at least five strands in
indicated, the issue in effect on date of in-
each carrier.
vitation for bids or request for proposal
shall apply:
3.3.1.1 Splices. Splices in strands shall be
neat and shall cause no sharp or rough pro-
CONSOLIDATED CLASSIFICATION COMMITTEE
jections on the conduit, There shall be no
more than two splices per lead.
Uniform Freight Classification Rules
(Application for copies of the above publication
3,3.1.2 Brai id, The braid shall fit the sheath
should be addressed to the Consolidated Classifica.
closely enough to prevent bunching or undue
tion Committee, 202 Chicago Union Station, Chicago
slipping yet permit bending of the lead to a
6, Ill.)
2-inch radius without damage.
3. REQUIREMENTS
3.3.2 Ferrules. Ferrules for spark plug
3.1 Qualification. The shielded detachable
terminals shall conform to Standard MS-
ignition leads furnished under this specifica-
21267. The shank of the ferrule may be
tion shall be a product which has been sub-
straight or in the form of an elbow, as re-
jected to and which has passed the qualifica-
quired. ferrules for the coil or manifold
tion tests specified herein, and which has
terminal shall conform to Standard MS-
been listed on or approved for listing on
25065, except that the material shall be stain-
the applicable Qualified Products List.
less steel.
2
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