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 6135-00-542-6216
NSN 5910-01-228-1810
NSN 6145-01-211-6591
NSN 5915-01-144-2319
NSN 6105-00-426-2237
NSN 5895-01-277-7396
NSN 2925-00-265-7539
NSN 5950-01-370-4023
NSN 5910-01-311-3070
NSN 4140-01-603-0969
NSN 6650-00-684-3060
NSN 6645-01-100-3296