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 6135-01-483-1501
NSN 5855-01-159-1654
NSN 6130-00-679-8891
NSN 5960-01-142-1995
NSN 6240-01-255-3991
NSN 5998-01-386-5703
NSN 2925-01-069-5324
NSN 6240-01-026-1376
NSN 4140-01-050-5764
NSN 7035-00-179-3924
NSN 5920-00-950-4430
NSN 6650-00-930-3372