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 6620-00-504-9040
NSN 6110-00-239-9248
NSN 5975-01-512-8525
NSN 5950-00-988-5465
NSN 5990-01-013-8464
NSN 5996-00-224-6192
NSN 5895-01-359-5090
NSN 5999-01-544-0651
NSN 5985-01-422-7735
NSN 6685-01-648-4706
NSN 6150-01-476-8833
NSN 2925-01-202-7235