TM 10-8400-203-23&P. Manual - part 4

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Cliffhanger Mountain Piton. The cliffhanger piton is made of chrome molybdenum steel. The
thickness is.1 25 inch overall except the end of the hook is tapered. The hook end has a radius of .750
inch. The base of the cliffhanger is curved to create a biped base. The curved width of the base is 1.125
inches tapering uniformly to a width of .420 inch at the end of the hook. The base has two holes. A large
hole of .370 inch diameter at the base and a smaller hole of .330 inch diameter located directly above the
large hole.

Figure 16. Cliffhanger Mountain Piton.

Ice Piton. The ice pitons are made of chrome-molybdenum steel. The eye is permanently and firmly
affixed to the top of the pitons. The tip is milled or hand ground teeth to create sharp points so it will grab
the ice when screwing the pitons into ice. The pitons have right hand threads to penetrate when turned
clockwise into the ice.

Figure 17. Ice Pitons.

Hinged Crampons. The hinged crampons come in pairs and are made of chrome-molybdenum steel.
The crampon has 12 spikes and an adjustable center hinge to adjust the length of the crampon. The
crampon is fully adjustable in width to be compatible with all standard military boots and commercial
plastic mountaineering boots with the aid of a big foot center piece when necessary. The crampon has six
attachment points for a ½-inch wide strap binding, and is furnished with all tools necessary to assemble
and adjust the crampon.

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Crampon Protectors. The crampon protectors are made of natural rubber latex. Each arm has three
slotted caps evenly spaced in each arm (for a total of 12 slotted caps).

Figure 18. Hinged Crampons and Accessories.

Crampon Straps. The crampon straps are made of neoprene coated nylon with brass center bar
buckles, copper or brass rivets and corrosion resisting steep or brass slide buckles. The straps are ½-inch
wide and .080 inches thick and come with assembly and lacing instructions.

Figure 19. Crampon Straps.

Ice Creeper. Constructed of steel with spikes on the underside and is provided with web straps for
attaching to shoes or boots. It is primarily used to prevent slipping when walking on ice or hard-packed
snow.

Figure 20. Ice Creepers.

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Climbing Harness. The climbing harness is constructed of nylon webbing with metal buckles. The
harness has two ice/axe hammer holster and a sling for attaching equipment.

Figure 21. Climbing Harness.

Locking Mountain Piton Snap Link (Type II). The locking mountain piton snap link is D shaped and
made of steel and zinc plated. The gate is threaded and fitted with a nut. The nut may be screwed into
place over the opening between the gate and the snap link body to prevent inadvertent opening of the
gate during use. The gate and the locking nut operate easily without jamming in either the open or closed
position.

Figure 22. Locking Mountain Piton Snap Link.

Non-Locking Mountain Piton Snap Link. The non-locking snap link is made of aluminum. The gate is
operated easily without jamming in either direction.

Figure 23. Non-Locking Mountain Piton Snap Link.

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Kernmantle Rope. The kernmantle rope is nylon in construction consisting of a braided outer nylon
sheath (mantle) and an inner nylon core (kern). All ends of kernmantle ropes are to be cut with a hot knife
and taped to prevent fraying. The 11 mm type IV kernmantle rope is water repellent treated to resist water
penetration into the rope. Type VI kernmantle rope consists of three strands and is nylon in construction.
All ends of the rope should be cut with a hot knife and taped or heat sealed to prevent fraying. The rope is
150 feet of uninterrupted, unspliced length and 1-1/4 inch diameter.

Figure 24. Kernmantle Ropes.

Hexagon Stoppers. The hexagon stoppers are made of aluminum. The holes are sufficiently wide to
accept an 8 mm with which to sling the hexagon stopper.

Figure 25. Hexagon Stopper.

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Cam Ascenders. The cam action ascender frame is aluminum in construction. The cam, rivets and
springs are made of stainless steel. There are plastic molded hand grips and an attachment hole for use
with a snap link for hauling. The rope groove is large enough to accommodate an 11 mm kernmantle
rope. A safety device is incorporated so the cam will only release the rope when a trigger is pressed and
the cam is sprung back out of position.

Figure 26. Cam Ascenders.

Wired Stoppers. The wedged portion of the wired stopper is made of aluminum and the wired portion is
made of either galvanized steel or stainless steel construction.

• Type I is .335 inches in height and .170 inches in width. The wire size is .0625 inches in diameter.

The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type II is .400 inches in height and .195 inches in width. The wire size is .0625 inches in

diameter. The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type Ill is .475 inches in height and. 238 inches in width. The wire size is .093 inches in diameter.

The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type IV is .520 inches in height and .330 inches in width. The wire size is .093 inches in

diameter. The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type V is .650 inches in height and .460 inches in width. The wire size is .125 inches in diameter.

The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type VI is .750 inches in height and .530 inches in width. The wire size is .125 inches in

diameter. The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type Vll is .855 inches in height and .600 inches in width. The wire size is. 125 inches in

diameter. The wire loop protrudes 7.5 inches below the bottom of the stopper head.

• Type Vlll is 1.250 inches in height and .900 inches in width. The wire size is.125 inches in

diameter. The wire loop protrudes 7.5 inches below the bottom of the stopper head.

Figure 27. Wired Stoppers.

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Figure 8 Descender. The figure 8 descender is made of aluminum with a soft anodized finish. The small
end is large enough to accommodate two carabiners. The large end can accommodate two 11 mm ropes.

Figure 28. Figure 8 Descender.

Mountain Rescue Pulley. The mountain rescue pulley has split halves that enable the climber to put the
rope in the pulley without having to thread the rope through the pulley. The pulley sides and wheel are
made of aluminum. The center bolt is made of steel and has a 3/8-inch diameter shaft. The shaft nut has
a self-locking nylon insert. The pulley wheel has roller bearings and is large enough to accommodate a
½-inch diameter rope. The snap link hole is large enough to accommodate two snap links.

Figure 29. Mountain Rescue Pulley.

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Wired Snow Anchors. The fluted anchor portion of the snow anchors is made of aluminum. The wired
portion k made of either galvanized steel or stainless steel.

• Size I is 8-1/2 inches long with 5-1/2 inches fluted anchor portion. The wire portion has a 1/8 inch

diameter and the outstretched wire cable assembly is 2 feet, 3 inches long.

• Size II is 7-1/2 inches long with 10-1/2 inches fluted anchor portion. The wire portion has a.156

inch diameter and the outstretched wire cable assembly is 5 feet, 3 inches long.

Figure 30. Wired Snow Anchors.

Tubular Nylon Webbing. The tubular nylon webbing is olive drab #7 in color. It comes in two widths –
9/16 inch and 1 inch.

Figure 31. Tubular Nylon Webbing.

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Ground Troop Fragmentation Protective Vest (Replaced by Interceptor Body Armor)

The vest covers the upper torso and consists of a ballistic filler of 14 oz/yd

(475 g/m2) water repellent

treated Kevlar fabric. The inner and outer shell, shoulder pads and front closure flap of the vest is water
repellent treated 8 oz/yd2 (271 g/m2) ballistic nylon cloth. The layer which makes up the inner shell of the
vest is olive green and the layer which is the outer cover of the vest is camouflage printed. The Kevlar
ballistic filler in the back is made in four sections. The three upper sections slide over each other and over
the lower back section to allow for any changes in body dimensions associated with various movements.
The front closure is hook and pile fastener tape. The side overlaps are made flexible through the use of
sewn-in 1½ inch (3.81 cm) wide elastic webbing. The vest also has a ¾ collar, articulating shoulder pads,
two front pockets, two grenade hangers, and rifle butt, patches at the front shoulder area. This body
armor has been replaced by the Interceptor Body Armor System.

Figure 32. Body Armor Vest.

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