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 5895-01-440-0600
NSN 2925-01-327-3069
NSN 5930-01-323-7005
NSN 6135-00-050-7189
NSN 5915-00-286-3272
NSN 6150-01-236-2927
NSN 2925-00-185-1618
NSN 5920-01-381-6361
NSN 6110-00-945-1101
NSN 6135-01-472-9011
NSN 6610-00-021-2259
NSN 6240-01-526-5099