A barrier including frame and still used wherever watertight or airtight construction is required. May also be used where local conditions require construction which is nontight. Excludes hatch,marine.
Classification: Doors, windows and frames and thresholds for doors of iron or steel
NSN 5985-00-297-7526
NSN 5935-01-607-5258
NSN 5960-01-267-6139
NSN 5915-00-623-3687
NSN 5960-01-292-0027
NSN 5999-01-367-2758
NSN 6145-01-041-6562
NSN 5920-01-575-9204
NSN 5935-01-533-3458
NSN 5965-01-016-8491
NSN 5945-01-227-1883
NSN 5945-01-113-4512