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 5835-00-074-3700
NSN 5945-00-227-8581
NSN 6685-01-030-9458
NSN 2925-01-138-3565
NSN 6240-00-088-2326
NSN 6620-01-631-0700
NSN 2925-01-338-7126
NSN 6645-01-023-8020
NSN 6150-00-884-1713
NSN 5905-01-135-0959
NSN 5950-00-553-6121
NSN 6685-01-550-9005