Cal-Royal GRB05 Omega Storeroom Knob Lock


Usually Ships: 2-3 Business Days
  • Heavy-Duty, BHMA/ANSI Grade 1
  • ANSI F86 Function
  • UL Listed, 3 Hour Fire-Rated

Cal-Royal GRB05 Grade-1 Cylindrical Lock, Omega Knob, Satin Stainless Steel

Quality Designed and Engineered for Commercial Buildings

ANSI F86 – Deadlocking latch bolt operated by key in outside knob or by rotating inside knob. Outside knob is always fixed.

  • Meets or exceeds requirements of BHMA/ANSI A156.2 Series 4000, Heavy Duty, Exceeds 800,000 cycles
  • UL listed 3-hour rating, conforms to standards UL10C and UBC 7-2-1997
  • Solid brass 6 pin “C” keyway cylinder
  • Optional thru-bolt installation
  • Heavy-gauge cold-rolled spindles add greater strength and security
  • Long bearing length for smooth, wear-resistant operation
  • Completely Reversible Handing

Lock Function



Heavy Duty

Cylinder & Keys

6-pin conventional, keyed different, with 2 keys


Schlage C Keyway




1/2" throw – 1-1/8" x 2-1/4" face


4-7/8” x 1-1/4” ASA/ANSI strike with curved lip to meet ANSI A115.2 door frame preparation

Fire Rating

UL/cUL listed up to 3 Hours – UL symbol on the latch front



Door Thickness

1-3/8" to 1-3/4"


US32D (630) Satin Stainless Steel

Related Products

  • GRB30-US32D

    Cal-Royal - GRB30 Omega Passage Knob Set

    Usage: Heavy Duty
  • GRB20-US32D

    Cal-Royal - GRB20 Omega Privacy Knob Lock

    Usage: Heavy Duty
  • cal-royal-grb00

    Cal-Royal - GRB05 Omega Storeroom Knob Lock

    Usage: Heavy Duty

    Design Hardware - K2-86 Storeroom Knob Lock

    Usage: Medium Duty

    Design Hardware - K2-82 Entrance/Office Knob Lock

    Usage: Medium Duty
  • Schlage - A70PD ORB Classroom Knob Lockset

    Multiple Finishes
    Starting at: $218.61
    Usage: Medium Duty
  • CAL-ROYAL-BA30-32D

    Cal-Royal - BA30 Barrington Passage Knob

    Usage: Medium Duty
  • CAL-ROYAL-BA20-32D

    Cal-Royal - BA20 Barrington Privacy Knob Lock

    Usage: Medium Duty
Cal-Royal GRB05 Omega Storeroom Knob Lock