Sargent 8243 Mortise Lock, Lock Body Only, Apartment Corridor Mortise Lock, Grade 1, Field Reversible

The Sargent 8243 Mortise Lock delivers dependable, heavy-duty performance for apartment corridor and multi-family openings where controlled access matters. Supplied as a lock body only, this Grade 1 unit is built for high-traffic commercial environments and installs with field-reversible handing to simplify stocking and fitting on doors of either hand. Part of Sargent's proven 7800/8200 Series, the 8243 features a robust steel case and precision components engineered for long service life. The apartment corridor function allows deadbolt control from the interior while providing secure entry management, making it a practical choice for property managers, contractors, and locksmiths who need reliable, ANSI-rated hardware.

Features

• Grade 1 mortise lock body engineered for high-frequency commercial and multi-family use.
• Apartment corridor function ideal for controlled entry at unit and hallway doors.
• Field-reversible design accommodates either door hand without extra parts.
• Heavy-gauge steel case for durability and resistance to wear.
• Sold as lock body only, allowing you to pair with your preferred trim and finish.
• Part of the Sargent 7800/8200 Series for broad compatibility with matching components.

Functional Details

The 8243 apartment corridor function manages access between a corridor and an individual unit, letting occupants control the deadbolt from the inside while providing secure, key-controlled entry from the corridor side.

• Latchbolt operated by knob/lever from either side except when outside is locked by key.
• Deadbolt operated by key from outside and by turn from inside.
• Auxiliary latch deadlocks latchbolt when door is closed.