MIL-S-27661C
Type II piping connections, both inlet and outlet,
3.7.1.1.2 Type II.
shall be flanged for 6 inch pipe. The flanges shall be plain faced and at
least 1 inch thick; have an 11 inch outside diameter with eight 0,6875 inch
Flanges shall not
bolt holes equally spaced on a 9.50 inch bolt circle.
interfere with removal of the housing head from the housing assembly.
Housing head material, design and construction
3.7.1.2 Housing head.
shall be consistent with that of the housing assembly.
If coupling grooves are used for attachment of the
3.7.1.2.1 Coupling.
housing head to the housing assembly, then appropriate bolts, gasket and an
aluminum coupling clamp conforming to MIL-C-10387 shall be fitted for reten-
tion of the housing assembly.
3.7.2
Screen assembly.
The screen shall be a 40-mesh monel wire screen or monel
3.7.2.1 Screen.
wire cloth, or approved equal, having wire diameter of between 0.010 and
0.0135 inch. The total area of the screen shall be a minimum of 124 square
inches . The seam shall be lapped or crimped, with two or more thicknesses
joined by spot welding to monel backup strips or approved equal.
The retainer assembly shall be stainless
3.7.2.2
Retainer frame assembly.
The frame assembly
steel, of a type and temper suitable for the intended use.
shall be perforated with openings having a combined total area of not less
than 75 square inches.
*
All parts having the same
3.8
Part numbering of interchangeable parts.
manufacturer's part number shall be functionally and dimensionally interchange-
able.
The item identification and part number requirements of DOD-D-1000 shall
govern the manufacturer's part numbers and changes thereto.
3.9
Weight.
The weight of the complete strainer shall not exceed 40
pounds.
Direction of flow shall be indicated by
3.10 Flow direction marking.
In lieu of
means of a suitably metal plate attached to the strainer housing.
a plate, an arrow may be stamped on the housing.
3.11 Finish. The strainer shall be finished in accordance with MIL-STD-
808, type I, color 13538.
Equipment, assembles,
and parts shall be
3.12
Identification of product.
marked for identification in accordance with MIL-STD-130.
3.13 Workmanship. Workmanship shall be of the highest grade throughout
and shall be in accordance with good commercial practice for this type of
equipment.
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