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 5965-01-050-8447
NSN 6240-00-606-5241
NSN 6645-00-215-0102
NSN 6645-01-381-6084
NSN 5925-01-464-8135
NSN 6320-01-652-3806
NSN 6220-01-492-6369
NSN 6145-00-138-0480
NSN 5950-01-167-8549
NSN 6145-00-971-8284
NSN 7035-01-449-1846
NSN 5999-01-070-8975