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 6145-00-431-8376
NSN 5985-01-010-1758
NSN 6130-00-403-0209
NSN 6240-01-572-6003
NSN 5998-00-939-0070
NSN 5920-00-770-2015
NSN 5996-01-005-7148
NSN 6610-01-444-0573
NSN 2925-01-013-0413
NSN 5965-00-106-3195
NSN 7035-00-631-3782
NSN 6240-01-160-7934