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 5915-01-293-1069
NSN 6135-01-584-0941
NSN 5895-00-589-8183
NSN 5990-01-554-4128
NSN 5835-00-145-8926
NSN 5965-00-179-2398
NSN 6620-00-486-0472
NSN 6645-01-444-8918
NSN 6150-01-519-7587
NSN 5950-01-371-1750
NSN 5925-00-767-0284
NSN 6145-00-799-1125