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 5998-01-360-5898
NSN 6645-01-502-3068
NSN 5996-01-575-5349
NSN 5998-01-466-0242
NSN 5855-00-151-3853
NSN 5855-00-951-6483
NSN 6620-01-032-3937
NSN 6135-01-592-4139
NSN 6650-01-555-8819
NSN 5925-01-476-3879
NSN 5945-01-437-9007
NSN 5990-01-287-9447