National Item Identification Number
00-476-1056
004761056
2990-00-476-1056
2990004761056
National Stock Number
Item Name
CAP ASSEMBLY,PROTECTIVE,MUFFLER-EXHAUST PIPE
Federal Supply Class
2990
Description
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.
Commercial and Government Entity Code (Supplier Data)
11083
Reference Numbers (Part Numbers)
6H4606
Required Categories
PIPE OUTSIDE DIAMETER ACCOMMODATED
Required Description
4.000 INCHES