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 5985-00-360-6529
NSN 5965-01-139-2712
NSN 5895-01-447-0703
NSN 5950-01-429-8186
NSN 5985-00-137-8589
NSN 5998-00-784-4114
NSN 6610-00-217-2194
NSN 6145-01-465-4770
NSN 5855-00-151-3853
NSN 6685-00-926-4337
NSN 6645-00-912-0248
NSN 6110-01-330-6884