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 6650-01-469-9715
NSN 5935-01-123-4946
NSN 5999-01-349-3468
NSN 2925-01-535-7235
NSN 6145-01-433-5511
NSN 6645-00-022-8691
NSN 6105-00-454-6270
NSN 4140-01-581-5165
NSN 6135-00-885-6003
NSN 6645-00-349-9336
NSN 6105-00-248-5772
NSN 6685-01-384-4138