Hi Neville--Try this link ---We always called them a -Spigot Bearing -I think its what you need ???
https://www.idealprice.co.uk/search?adid=iaCkp56105qZotWPpZaTpcrQylehnp6105qZotWPpZaTpcrQylelcMjD2KRYlsnD1W6F&baa=S&ort=Spigot-Bearing-Sale&page=1&q=Spigot-Bearing&utm_campaign=nt_S_2&utm_content=Spigot+Bearing&utm_medium=cpc&utm_source=bing&utm_term=%2BSpigot+%2BBearing
Frank