Quote Originally Posted by Aimstraight View Post
The Crosman site has the MSDS for Pellgunoil. HERE.

That link has an MSDS by Lubrication Engineers Inc, Texas, which refers to 8430 Monolec GFS Engine Oil HERE.

The LE Inc site lists their product range including 8430 HERE.

A Flyer HERE refers to the 8430 oil as SAE 30.
I think this is just a mistake and you're reading too much into it - an MSDS that carries a different product name and a different manufacturer's name to that actually on the packaging is for a different product.