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 6220-01-603-1020
NSN 2925-01-213-6622
NSN 5965-00-021-5620
NSN 7035-01-473-3223
NSN 5950-00-930-5320
NSN 5935-01-209-5785
NSN 5960-01-151-4518
NSN 5930-01-515-7307
NSN 6620-00-782-0337
NSN 5855-00-337-3679
NSN 5855-00-466-2309
NSN 5998-00-045-9307