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 6650-01-291-1129
NSN 6685-00-369-3289
NSN 6620-00-246-6448
NSN 5985-00-167-1156
NSN 6320-00-070-4544
NSN 5915-01-653-8863
NSN 5930-01-477-4698
NSN 5945-01-249-8971
NSN 7035-01-175-4321
NSN 6320-01-511-1526
NSN 7035-00-521-6423
NSN 5925-01-025-7008