hmm. just might have found out how it should sit anyhow. need to get myself a new circlip now then. the one i got in the oilseal set (oilseal, flange seal and new circlip) sucked
it should be springy. but its not
yep. i just had to get the flange a little bit less then a mm further in all is well now angle drive is remounted. need to reconnect the prop-shaft and front CVs now