Specifications

MIL-STD- 1472E
body dimensions varying between 5th and 95th pxcentik (see 5.6), without degrading their
performance capability.
5.14 .2.4.3 Swivel adjustments. Seats capable of being rotated shaiI contain at least eight
locking positions equally spaced through 360°. The seat shall be capable of being swiveled freely,
when unlocked, while supporting a loadof113 kg (250 lb).
5,14.2.4.4 Height. The sitting surface shall be designed to provide a minimum of 23 cm (9 in)
between the sitting surface and the bottom of the work stiace or shelf. (See figure 24)
5.14.2.4.5 Access
to foot controls. When seated, the operator shall have free access to, and
ability to actuate foot-operated controls.
5.14.2.4.6 BackresL Backmt angle shaAlvary between 5° and 15° aft of the vertical for the
work position and to a
maximum of 50° for the mst position. The rest angie shall be not greater than
an included angle of 136° Msveen the seatand backrest.
5.14.2.4.7 Annresta Armmsts that are integral with operator’s seats shall be at least 5 cm
(2 in) wide and 20 cm (8 in) long and be 19-25 cm (7.5 -10 in) above the seat surface. Modified or
retractable rumrests shall maintain compatibility witk an associated console. The armrest shall not
interfere with work requirements or emergency procedunx.
5.14.2.4.8 Leg room See 5.7.3.5.
5.] 4.2.4.9 Passenger seats. Where feasible, passenger seats should face the rear of the vehicle
and should include a 40 cm (16in) walkway space between the seat pan edge and the back of the
adjacent seat.
5.14.3 Persomel- inmess and emess.
5.14.3.1 Hatehea fornormal cxitandenh’anCe. Thediameter ofacircular hatch shall benotkss
t.han76cm(30in). Tbchmnkna
of a rectangular hatch or passageway shall be not less than 66 cm
(26 in) wide and not less than 76 cm (30 in) high.
5.14.3.1.1 Exit mark.imzs. Exits shall be clearly identified under reduced iighting conditions.
Exit instructions shall be legibIe, brief, and clearly worded.
5.14.3.2 Handholds and footholds. Suitable handholds and footholds shall be supplied where
necessary.
5.14.3.3 Tunnels.
5.14.3.3.1 Diameter. The minimum diameter of tunnels shall be 76 cm (30in).
5.14.3.3.2 Penomd euuknncrttsmce
Tunnels shall be demgned to permit passage of an
-w With-
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5.14.3.4 D-.
5. 14.3,4.1 ~amming IMCWX~hall k designed tOminimim the pwihilitv of lamming.
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