Corbin Russwin ML2020LL626 Mortise Lock Case Privacy

Product Description

The CORBIN RUSSWIN ML2020LL626 is a Grade 1 mortise lock case designed for high-traffic commercial, institutional, industrial, and government applications. This is the lock body only - trim handles and trim plates are not included. Constructed of heavy-gauge steel, the lock case measures 5-7/8 inches by 4 inches by 15/16 inches and features a patented Quick Reversible latch bolt that allows the lockset to be re-handed without disassembling the lock case. A 10-year warranty backs the unit. The finish is 626 Satin Chrome. Total package dimensions are approximately 10 inches by 7.52 inches by 4.49 inches, and the unit weighs 3.60 pounds.

This mortise lock case is suited for privacy, bedroom, and bath applications in offices, schools, hospitals, hotels, and other high-use facilities. The ML2020 function (F02) allows latch bolt retraction by grip from either side when the deadbolt is retracted. The deadbolt operates by thumbturn from inside or by emergency release tool from outside. This is a non-simultaneous deadbolt and latch retraction, non-panic configuration. Standard door thickness is 1-3/4 inches (44mm) with a 2-3/4 inch (70mm) backset. The front plate accommodates flat doors and doors beveled 1/8 inch in 2 inches.

Key Features

• Grade 1 commercial mortise lock case - body only, no trim included
• Patented Quick Reversible latch bolt - re-hand the lock without disassembling the case
• Privacy/Bed/Bath (F02) function: latch by grip either side, deadbolt by thumbturn inside or emergency release tool outside
• Heavy-gauge steel lock case with armored front in wrought brass, bronze, or stainless steel attached by machine screws
• Includes ANSI frame strike plate, 8-inch by 1-1/4-inch lock faceplate, and mounting screw pack
• 10-year warranty

Compatibility

Designed as an OEM-style mortise lock case for commercial and institutional doors with a standard 1-3/4-inch door thickness and 2-3/4-inch backset. Accommodates flat doors and doors with a 1/8-inch bevel in 2 inches.

Installation Notes

Installation should be performed by a licensed locksmith or qualified commercial door hardware professional. Ensure all power-operated door hardware is de-energized and the door is secured before beginning lock case installation. Mortise lock pockets must be accurately routed to the manufacturer's template dimensions - verify door thickness and backset before ordering. Consult applicable building and fire codes, including IBC requirements, for egress and accessibility compliance in commercial and institutional settings.