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 5920-01-287-1542
NSN 5835-01-495-0595
NSN 6610-01-198-3862
NSN 6110-00-798-4794
NSN 4140-01-069-2307
NSN 2925-01-495-9054
NSN 6685-01-585-6794
NSN 6105-01-534-3378
NSN 5920-00-971-6795
NSN 4140-01-110-5112
NSN 5999-00-007-0660
NSN 5985-01-586-3052