CRL Keymatic No.1 Replacement Combination Key for Keymatic Locks

• Compatible with Keymatic Locks KML13, KML41GL, KML48 and KML41
• Bright polished nickel finish (U.S.14)
• Highest security Keymatic Cylinder for superior wear resistance
• Includes two No. 1 Combination Keys — SKU: KMK1

Keymatic Locks combine high security with the flexibility to select eight different keys to operate each lock. The gold Master Combination Change Key (Cat. No. KMKM) lets you quickly rekey the cylinder to accept any one of the eight combination keys (KMK1–KMK8). This quick-change feature is ideal for shift changes or when a key is lost or stolen, maintaining secure access without replacing the lock.

Each Keymatic Lock includes a Master Combination Change Key and two No. 1 Combination Keys (KMK1) for basic lock functions. Use the Master Combination Key to switch cylinder combinations to any of the other seven combination keys (KMK2–KMK8).

Four Keymatic Lock varieties all use the exclusive Keymatic Cylinder for enhanced security and longevity. Standard finish is U.S.14 brite polished nickel; satin nickel and brite polished brass finishes are available by special order.

Differentiators: exclusive Keymatic Cylinder, eight selectable key combinations, fast on-site rekeying with the Master Combination Key — perfect for commercial doors and high-security access control.

Need KMK1 replacement keys or the Master Combination Key? Order now to maintain secure, flexible access.