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 5945-00-480-2685
NSN 5905-01-367-2526
NSN 6685-01-463-2970
NSN 5950-00-916-0412
NSN 7035-01-176-7523
NSN 6320-00-977-3930
NSN 6240-00-762-7456
NSN 6645-00-851-4575
NSN 5998-01-403-2586
NSN 5905-00-737-8560
NSN 5915-01-050-7361
NSN 7035-00-055-9778