MIL-PRF-52666F
3.5.4 Dimensions and weights. The F/S shall be configured to present low silhouettes and
have low centers of gravity. The F/S shall not exceed the following dimensions or weight, with
the filter-coalescer element(s) and separator stages installed, including protective frames that are
required.
TABLE I. F/S maximum dimensions and maximum weights.
Type
Dimension (inches)
Weight
(H x W x L)
(pounds)
I
27 x 14 x 22
37
II, Class A
36 x 17 x 20
74
II, Class B
33 x 17 x 16
74
III
34 x 20 x 24
74
IV
40 x 33 x 47
196
3.5.4.1 Type II , class B F/S. The interface configuration requirements for the Type II, Class
B, F/S are shown in Figure 3.
3.6 Treatment and painting. Unless otherwise specified (see 6.2), the exterior of the F/S shall
be cleaned, treated, and painted in accordance with the manufacturer's standard commercial
practice and MIL-C-46168 shall be used as a guide for coating. The color shall be Army green
#383, color no. 34094 of FED-STD-595 shall be used as a guide. Camouflage pattern painting
may be required (see 6.2).
3.7 Labeling. Labels, legends, placards, signs, markings, or a combination of these shall be
provided for personnel to identify, interpret, follow procedures, and to avoid hazards. Label
characteristics shall be consistent with the accuracy of identification required, time available for
recognition and appropriate response, distance at which the labels must be read, and with label
design within and between units. Labels shall be permanently affixed to the F/S and located on
or very near the items that they identify, so as to eliminate confusion with other items and labels.
Labels shall be clear, distinct, corrosion resistant; and have a high contrast, foreground to
background. Labels shall be easy to read accurately from the operational reading distances and
in the anticipated vibration, motion, and illumination environments.
3.7.1 Identification marking. The F/S shall be marked with the item nomenclature, NSN,
manufacturer's name, part number, manufacturing date and Commercial and Government Entity
Code (CAGEC).
3.7.2 Information markings. The F/S shall be marked with the following information,
"DRAIN WATER DAILY OR WHEN FLOAT REACHES MARK", "INLET", "OUTLET",
and "WARNING MAXIMUM WORKING PRESSURE (see 3.3.5 ) PSI".
3.7.3 Instruction markings. The F/S shall be marked with the operation instructions and any
other instructions specified (see 6.2).
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