TM 3-4240-280-10

2-3. DESCRIPTION OF ADDITIONALLY AUTHORIZED ITEMS (APP C)
(CONT).
b. M3 Wkrterization Kit.
. M3 wintenzation kit (1) IS worn when the temperature falls below 200 F ( – 7°C).
. Insulating jacket (2) is worn over chin portion of facepiece and upper end of hose to
retain body heat inside the facepiece.
. Winterization outsert (3) snaps on two adjustable studs on the facepiece and prevents
the lens from frosting over.
l Antiglare eyelens outsert (4) is worn to cut down on sunglare
2-16