MIL-DTL-46506E
a. Rope size: 7/16 inch diameter
b. Color: Black
c. Yarn: 3 ply balance ply yarn
d. Rope Weight: 0.042 lbs/ft maximum
e. Rope Lay: 1.3 inches + 5 %
f. Breaking Strength: 3000 lbs minimum average (average 5 breaks)
g. Filament Size: 600 Denier
3.18.5 Webbing handles. Webbing handles for use with plywood ends shall be Nylon, Woven,
Textile Webbing conforming to the requirements of MIL-W-17337. Width shall be 1 inch and the color
shall be black (see Figure 1B).
3.19 Preservative treatment. Completely immerse Grade A boxes, individual or palletized or the
finished wood parts thereof for a minimum of one minute in a solution of wood preservative.
a. PQ56 reduced with water down to 1.8% copper-8-quinolinolate as solution.
b. An emulsion of wood preservative M-GARD W550 (zinc naphthenate) reduced with water
down to 3% zinc as metal.
c. An emulsion of M-GARD W510 (copper naphthenate) reduced down with water to 2% copper
as metal.
d. A solution of Cunapsol 5 (copper naphthenate) reduced down with water to 2% copper as
metal.
e. Alternatively, completely flood Grade A boxes, individual or palletized or the finished wood
parts thereof, for a minimum of one minute in PQ56, M-GARD W550, M-GARD W510 or Cunapsol 5
preservative, as applicable. Completely inundate all interior or exterior surfaces (when finished wood
parts are dipped) with preservative. Exercise care to assure complete coverage of all surfaces of the board.
Immediately following the dip treatment, drain the wood products being treated for a period of not less
than 5 minutes. If wood products are palletized, tip the pallet load on edge to facilitate through drainage.
After the dip treatment, air dry the boxes for a period of 24 hours minimum providing through ventilation
thus allowing full circulation around all surfaces of the wood box. Accelerated drying in an oven or kiln is
permitted providing oven or kiln does not exceed 160oF. Air dry boxes to a maximum moisture content of
18% when tested in accordance with 4.5.1 prior to shipment.
3.19.1 Presence of PQ56 (copper-8-quinolinolate) preservative. When treated with PQ56, the box
shall show evidence of discoloration.
3.19.2 Presence of M-GARD W550 (zinc naphthenate emulsifiable) preservative. When treated
with M-GARD W550, the box shall show evidence of discoloration.
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