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 6620-00-482-1073
NSN 6645-00-181-1877
NSN 6610-01-088-5871
NSN 6145-01-634-0388
NSN 5915-00-557-4518
NSN 6685-00-406-2483
NSN 6685-00-391-5747
NSN 5905-00-814-3996
NSN 6220-01-441-2889
NSN 5930-01-271-5999
NSN 4140-01-657-1239
NSN 6110-00-929-3469