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 5990-00-004-4158
NSN 6145-01-573-1751
NSN 5990-01-517-7848
NSN 6220-00-907-7572
NSN 5998-00-951-7422
NSN 6645-01-451-7933
NSN 6130-01-038-5782
NSN 6135-01-560-3173
NSN 6135-01-466-3980
NSN 5950-00-264-1146
NSN 6240-01-267-6499
NSN 6240-00-660-8849