Here are some reworded versions of the phrase "Functional requirements of sea J512 & sea J513" to avoid duplication while maintaining the original meaning:
1. Functional specifications for sea J512 and sea J513.
2. Operational criteria for sea J512 and sea J513.
3. Requirements for the functionality of sea J512 and sea J513.
4. Performance guidelines for sea J512 and sea J513.
5. Functional criteria associated with sea J512 and sea J513.
U.L. Listed for flammable liquids
Use with chopper, brass, aluminum and welded steel hydraulic tubing that can be flared