MIL-DTL-12000K
3.6.1 Military.
3.6.1.1 Unit pack. Cable, cord, and wire, including bare copper wire, shall be preserved
by Method 10 (unless otherwise specified herein) in MIL-STD-2073-1. Coils on spools, in
spool-type packages, or on reels (see 6.3) shall be as specified in the applicable specification for
the item or as indicated in the contract. Only cable, cord, and wire of the same classification shall
be contained on any one coil, spool, spool- or reel-type package, or reel.
3.6.1.1.1 Unit pack quantities. Unless otherwise specified in the item specification, the
unit pack quantity (see 6.3) shall be one unit of issue quantity specified in the contract or
purchase order for a single stock number. This shall include the requirement for length.
3.6.1.2 Cable bending radius. The minimum bend radius shall be 10 times the cable
diameter for unarmored sheaths and 15 times the cable diameter for armored sheaths, including
formed metal strips.
3.6.1.3 End seals. All types of cable, cord, and wire except: (1) hermetically sealed
lead-sheathed cable; (2) semi-rigid cable with solid extruded polytetrafluoroethylene (PTFE)
dielectric core conforming to 3.5.2.1(j) of MIL-DTL-17; (3) varnished and bare wire; (4)
nonwicking type wire; and (5) cable, cord, and wire preserved by Method 30, MIL-STD-2073-1,
shall have both ends of every length sealed to prevent entry of moisture. End seals will be of
such quality to withstand normal storage and handling without decay, loosening, cracking, or
otherwise losing its ability to prevent the entry of moisture. When specified (see 6.2), one of the
following methods shall be used to seal ends:
a. The end shall be wrapped with waterproof tape applied over the end and extending
back from the end approximately 4 inches (102 mm).
b. The ends shall be sealed by dipping to a minimum 2 inch (51 mm) depth in a hot
dipping, strippable plastic coating compound as recommended by the end seal manufacturer or
contractor.
c. The ends shall be sealed with neoprene caps fastened with hose clamps or wire. Caps
shall be approximately 4 inches (102 mm) in length.
d. The ends shall be sealed with heat shrinkable plastic end caps secured to the ends of
cable in a manner that will retain the caps firmly in place during storage and shipment.
e. The ends terminated with epoxy plugs for bonding of the cable core and sheath
components together. The diameter of the plug shall be less than the cable's outside diameter.
3.6.1.3.1 Lead-sheathed cable. Lead-sheathed cable shall have the sheath extended over
the core and closed to form a tight seal.
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