Mainstay (disambiguation)

Look up mainstay in Wiktionary, the free dictionary.

Mainstay is a Christian rock band from Minneapolis, USA.

Mainstay may also refer to:

• A rope from the top of the main-mast to the foot of the fore-mast on a sailing ship
• Beriev A-50, a Russian AWACS aircraft
• USS Mainstay (AM-261), a US Navy minesweeper
• Mainstay Lake in Guyana
• Mainstay LLC, a provider of independent value assessment and IT strategy services