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 6105-00-501-6307
NSN 6135-00-840-6451
NSN 5999-01-372-3309
NSN 6610-01-193-2169
NSN 5855-01-242-6494
NSN 2925-00-194-7407
NSN 5925-01-432-0929
NSN 6220-01-008-7401
NSN 6220-01-534-6695
NSN 5950-01-085-0070
NSN 6130-00-763-0098
NSN 6645-00-242-0480