shall be not more than 38 feet 10 inches. Sectionalization and re -
assembly shall each be accomplished in not more than 6 hours without
cutting or welding.
3.16.3 Air transport. Sectionalization for air transport shall
be within the dimensional limits shown on figure 5.
and reassembly shall be accomplished as specified in 3.16.2.
3.16.4 Lifting and tiedown attachments. All sections separated
to meet the requirements of 3.16 .2 and 3.16.3 shall be provided with
lifting and tiedown attachments conforming to 3.20 and 3.21, re-
3.1? Electromagnetic interference. The electromagnetic interference
emission and susceptibility characteristics of the screening unit. shall
conform to MIL-STD-461, class IIB.
3.18 Lubrication. All surfaces requiring lubrication shall be pro-
vided with a means for lubricating.
3.18.1 Lubricants. The screening unit shall operate as specified
herein when lubricated with military lubricants (see 6.4).
3.18.2 Lubrication fittings. Lubrication fittings shall conform
to MIL-F-3541, type I, II, or III. Fittings shall be located in a
protected position and shall be accessible to a grease gun conforming
to MIL-G-3859. Accessibility to fittings shall be provided without
the removal or adjustment of accessories or parts. Where oil holes
are applicable, they shall have spring-loaded covers. Panels and
plates equipped with hand-operable, quick-disconnect fasteners may
be removed to provide accessibility. Grease fittings on electric motors
shall be removed, after being lubricated, and replaced with threaded
3.18.3 pressure release device. An automatic pressure-release
device shall be provided where the use of pressure lubricating equip-
ment could damage grease seals or other parts.
3.18.4 Enclosure with integral reservoir of lubricant. Enclosures
such as gearcases and transmission housings which contain a reservoir
of lubricants for the lubrication of the parts enclosed shall be equipped
with dipsticks, finger holes, or sight holes tO determine the level of
the lubricant. Each enclosure shall be equipped with a magnetic drain
plug not less than l/2-inch pipe size conforming to MS35844 or MS49006,