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 5990-00-477-1362
NSN 5925-01-602-9311
NSN 6650-01-024-9554
NSN 6610-01-044-1860
NSN 5998-01-535-2372
NSN 4140-01-329-7381
NSN 5985-01-387-5248
NSN 5945-01-018-3649
NSN 5965-01-200-6613
NSN 6220-00-552-0667
NSN 6645-01-180-6219
NSN 6135-01-422-1440