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 5905-00-440-6385
NSN 6135-01-010-0891
NSN 5965-00-393-1294
NSN 5965-01-547-2587
NSN 6110-00-621-3475
NSN 6620-01-451-3742
NSN 6240-01-461-8193
NSN 5990-01-531-0487
NSN 6645-01-373-5876
NSN 5930-00-989-8219
NSN 5935-00-461-5502
NSN 4140-01-191-4886