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 6145-01-413-5516
NSN 6220-01-423-0696
NSN 6135-01-141-4916
NSN 5920-01-244-1669
NSN 6610-00-578-6790
NSN 6685-01-290-3124
NSN 6685-00-008-5092
NSN 5930-01-228-4540
NSN 6610-01-044-4740
NSN 6320-00-894-1644
NSN 6135-01-104-3790
NSN 5895-00-166-7989