What is the correct spelling for SAE30?

If you meant to type "sae30" but misspelled it, here are some correct suggestions: "SAE 30", referring to a specific viscosity grade of engine oil often used in small engines and automobiles; "SAE 30R6", indicating a type of fuel and oil-resistant rubber hose; or "SAE 300", denoting a specific class of engine power rating.

Correct spellings for SAE30