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 5990-01-497-0093
NSN 5960-00-275-7497
NSN 6130-01-214-4620
NSN 6620-01-519-2628
NSN 5975-01-400-4204
NSN 6130-00-071-1518
NSN 5965-00-964-1756
NSN 6220-01-192-0403
NSN 2925-00-987-9595
NSN 4140-00-658-7271
NSN 5985-00-393-4694
NSN 5920-00-113-6041