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: Door closers (except automatic door closers) and parts thereof, of base metal, suitable for buildings
NSN 6620-01-329-7510
NSN 6620-00-178-9643
NSN 5905-01-487-8868
NSN 6135-00-553-7995
NSN 6610-01-435-5425
NSN 6240-01-474-5446
NSN 6110-00-347-7290
NSN 5998-01-527-2165
NSN 6145-00-472-9413
NSN 6145-01-506-3190
NSN 5975-01-032-4641
NSN 6650-01-574-0714