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 5895-01-063-8104
NSN 4140-01-444-3931
NSN 5996-00-185-1372
NSN 5835-01-398-3859
NSN 5965-00-243-9496
NSN 6105-00-850-6139
NSN 5998-00-082-1641
NSN 5965-01-353-6380
NSN 6645-00-664-4665
NSN 5999-01-092-7805
NSN 6645-00-652-6723
NSN 5915-01-648-7354