An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes cap, protective, dust and moisture seal.
Classification: Parts of engines and motors, nesoi
NSN 5985-01-444-1552
NSN 5925-00-531-9404
NSN 5990-01-432-4984
NSN 5905-01-086-7829
NSN 5960-01-142-1995
NSN 5950-01-042-7659
NSN 6150-00-067-5957
NSN 5835-00-257-2852
NSN 6220-01-136-7820
NSN 5855-01-558-8037
NSN 5998-01-197-1758
NSN 5950-00-128-6266