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 5895-00-904-1055
NSN 6645-01-535-7136
NSN 6150-01-238-6995
NSN 5996-00-932-5301
NSN 2925-01-348-5518
NSN 5985-01-144-3618
NSN 5905-01-068-7776
NSN 5930-01-332-8471
NSN 5835-01-491-4613
NSN 6220-01-573-1094
NSN 5835-01-487-3042
NSN 5905-00-439-1085