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 5998-01-225-3288
NSN 5996-01-022-3284
NSN 5996-00-661-1151
NSN 5965-00-263-6436
NSN 4140-01-323-4279
NSN 5975-01-386-7304
NSN 5920-00-149-0013
NSN 5996-00-701-1862
NSN 6150-00-452-1086
NSN 6110-00-288-4179
NSN 5925-00-190-0095
NSN 6110-00-061-9239