Could I get away with running without top nut?
No. The locknut isn't just to prevent unscrewing, it also removes the thread backlash. Loctite won't do that.
@gbj_tester started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
No. The locknut isn't just to prevent unscrewing, it also removes the thread backlash. Loctite won't do that.