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 6220-01-459-4631
NSN 5895-00-452-7134
NSN 6105-00-753-7495
NSN 5905-01-426-0932
NSN 6685-01-472-8067
NSN 5835-01-190-5192
NSN 2925-00-714-3932
NSN 5985-00-383-3310
NSN 6620-00-935-1321
NSN 5905-00-222-8682
NSN 6685-01-288-8408
NSN 5910-01-050-2621