Cal-Royal NM Series — Grade 1 Mortise Lock (SS / SE / WI Trim)




Cal-Royal NM Series Grade 1 mortise locks for commercial doors. Trim styles: SS (Sectional), SE (Escutcheon), WI (Wide Escutcheon). Common functions include NM8050 Office/Entrance, NM8453 Entrance w/ deadbolt, and NM8080 Storeroom. Standard 2-3/4″ backset; field-reversible handing.

Cal-Royal NM Series — Grade 1 Mortise Lock

  • Vendor
    Cal-Royal Products, Inc.
  • Series
    NM — Mortise Locks (Grade 1)
  • Trim Styles
    SS • SE • WI
  • Backset
    2-3/4″
  • Handing
    LH / RH (field-reversible)
  • Door Thickness
    1-3/4″ std (kits for 2″–2-1/4″ available)
  • Functions (examples)
    NM8050 • NM8453 • NM8080
  • Compliance
    ANSI/BHMA A156.13 Grade 1 • UL 3-hour
  • Strike
    4-7/8″ curved strike (non-handed)

  • US26D — Satin Chrome
  • US32D — Satin Stainless
  • US10B — Oil-Rubbed Bronze
  • US3 — Polished Brass

Grade A156.13 Grade 1
Case Heavy-gauge steel; armored front
Latch / DB 3/4″ anti-friction latch; 1″ deadbolt (DB functions)
Keyways Std 6-pin “C”; IC core options
Handing Field-reversible
Common Functions NM8050 Office • NM8453 Entrance+DB • NM8080 Storeroom

Installation Difficulty



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