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 6620-01-476-7355
NSN 6685-01-050-7685
NSN 5855-00-491-7079
NSN 5990-01-091-3567
NSN 6685-01-054-1991
NSN 6145-01-415-5261
NSN 6105-00-105-6943
NSN 6650-01-024-9554
NSN 5985-01-302-1638
NSN 6645-01-456-0103
NSN 5945-01-480-4393
NSN 6220-01-129-7462