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 2925-00-246-3077
NSN 5960-01-282-2386
NSN 6145-01-634-0388
NSN 5930-00-403-1931
NSN 5835-01-123-8305
NSN 7035-00-059-7970
NSN 6645-01-179-0243
NSN 6610-00-292-9895
NSN 6685-00-786-4050
NSN 6650-01-188-8028
NSN 5950-01-536-2676
NSN 5925-01-371-2555