Description
The Corbin Russwin 1000-138-A02-7-57C1 is a conventional mortise cylinder designed for institutional and commercial door security. It fits a full range of mortise locks, rim devices, deadbolts, and component systems, making it ideal for facilities managers and locksmiths who need reliable keying solutions across multiple door types.
This cylinder is available in 630 finish and works with standard keyway specifications. Verify compatibility with your existing lock hardware before ordering. As an authorized Corbin Russwin dealer, E.D. Locks offers expert guidance on cylinder selection and master keying—contact our sales team at sales@edlocks.com or 1-877-207-6067 for personalized assistance.