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|  MIL F- 14252 ( AR )
3.10.1 Lubrication fittings. - Lubrication fittings shall be pro-
perly designed Into t he equipment so that excessive application
of lubricant to the fitting shall not impair serviceability.
All lubrication fittings and oil holes shall be identified with
a 3/4 inch red circle finish 19.11 of Specification MIL-P-12011
with color red No. 1105 conforming to Specification TT-C-59S)
wherever practicable or with the specified color coding. Lubri-
cation fittings shall be so painted as not to interfere with
their proper functioning.
3.11 Wired
equipment
3.11.1
Mechanical design. - Electronic and electrical equipment
shall be designed and constructed in such a manner that all cir-
cuitts are readily serviceable.
3.11.2 Power.
- The standard nominal voltages (a.c. and d.c.)
for electic power sources and fire-control utilizing equipment
shall be In accordance with the detail specification.
3 1L2.1 Frequency. - The standard frequencies for alternating
current electric power to be supplied to fire-control utilizing
equipment shall be in accordance with Standard MIL-STD-205 or
the applicable detail specification.
3.11.3 Parts and materials, general. - The use of parts and
materials conforming to Government specifications and standards
is mandatory wherever applicable.
3. 11.3.1 Inflammable materials. - Inflammable materials which
will readily ignit e or explode from an electrical spark, flame
or from heating, shall not be used. ( Impregnating and potting
compounds when enclosed in fire-resistant containers may be
used) .
3.11.3.2 Toxic and corrosive compounds. - Unless otherwise speci-
fied, the use of uncontrolled compounds which will readily pro-
duce harmful toxic effects and liberate gases which combine with
the atmosphere to from acid or corrosive alkali Under service
conditions shall not be permitted.
3.11.3.3 Fungus-inept materials.- All non-metallic materials
shall be inert to or adequately treated so that they will not
support fungus growth. The use of mineral filled melamine for-
maldehyde and alkyds such as Types MKE and MA(3 conforming to
I
specification MIL-P-14 generally provide good resistance to fungus
growth arid do not require fungus proofing. Fungus inert materials
are not necessary In cables protected by a cable sheath and where
exposed are coated with fungus inert material.
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