A large metallic or nonmetallic closure used to close the opening in a hangar, building, warehouse, and the like to exclude light and wind, maintain reasonable weather tightness, and provide auxiliary access to areas outside the area proper. It is comprised of horizontal interlocking slats and guided at the ends by channel tracks. The item may be designed for rolling on a spring counterbalanced drum or be laterally guided by channel tracks. It may be power or hand operated and may include a hood or cover for the roller drum mechanism.
NSN 6320-00-449-5096
NSN 6105-01-507-7442
NSN 5855-01-323-5394
NSN 6620-01-412-4632
NSN 5990-01-319-5667
NSN 6135-01-492-5717
NSN 6145-01-491-1958
NSN 5960-01-126-5767
NSN 6240-00-019-1106
NSN 6320-01-416-7993
NSN 2925-00-152-1825
NSN 6685-01-154-0572