Special Features:

Item c/obushing p/n8619549; rod p/n8620497; shield p/n8619531; bar p/n 8619529; bracket p/n8619533; rod p/n 8620526; key p/n8619456; handle p/n 8619530; retainer p/n8298480; key p/n 8619456; washer p/n8298475; roller p/n 8619535; pin p/n8619536; spacer p/n 10516719; stud p/n10516718; spacer p/n 11747345; stud p/n11747344; seal p/n 8635162; mount p/n8619454; cover p/n 8619545; plate p/n10541767; seat p/n 8620013; plate assembly p/n8619489; support p/n8619488; screw p/n8619463; washer p/n8229063; washer p/n8229064; headrest assembly p/n11727422; decal p/n11727364; seat p/n8620013; screw p/n 8619463; washer p/n8229063; washer p/n 8229064; spring p/n8298482; plunger p/n 8606139; headrest assembly p/n 11727421

Properties:

A rectangular or cylindrical periscope, usually positioned in a holder, or mount within an armored vehicle. It is used to observe terrain, near and distant targets, and the like. It may also be linked to gun-training mechanisms for integration of movement for fire control purposes.