404. That’s an error.

The requested URL /bookmarks/mark?op=add&bkmk=http%3A%2F%2Fstandards.sae.org%2Fams3380c%2F&title=Hose%2C%20Polytetrafluoroethylene%20TFE%20Fluorocarbon%20Resin%2C%20Wire%20Braid%20Reinforced was not found on this server. That’s all we know.