Thank yall for the information. I will check out the post you are referencing Jpalm. Sitcoms guess I'm going back to google to see if I can find somebody that used this shape and size of jar.
No it does not fit a regular screw band. Thanks for the input, we find all sorts of stuff out here found about 10 complete jars and bottles last night riding around.
Kids found this jar out in the field yesterday while we were out riding around on the side by side. All I have been able to find about it is according to the Ball embossment on the bottom of the jar it was made from 1933-1962. I'm not sure if it was manufactured for another companies product or...