Model: 4-228
Muffler- Protective Cap AssemblyProperties:
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.
Part 4-228 NSN 2990-00-802-2139
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8412909080
- SITC: 71899
- End Use: Industrial engines
- NAICS: 333618
- USDA: 1
Freight Class: Parts of engines and motors, nesoi
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