Arrow’s HK Series Grade 1 cylindrical knob locks are designed and tested for the most robust applications. Backed by the Arrow 10 year warranty and Certified to BHMA Grade 1 it is the worry free solution when a Grade 1 knob lock is needed.
Certification
- ANSI/BHMA A156.2, Series 4000, Grade 1
- Underwriters Laboratories (UL and CUL) listed for use on 3 hour, A label single swinging doors
Features
Lock Chassis: Cold rolled steel with zinc dichromate finish for corrosion resistance. Latch retractor is precision cast steel. Requires standard 2-1/8″ (53.97 mm) bore through door.
Door Thickness: 1-3/8″ (35 mm) to 2″ (50.80 mm)
Latch: Stainless steel with 1/2″ (12.7 mm) throw. Latch housing is steel, zinc dichromate finish for corrosion resistance. 1″ (25.4mm) bore in edge of door required.
Latch Front: Brass or stainless steel, 2-1/4″ (57.15 mm) x 1-1/8″ (28.57 mm), beveled 1/8″ (3.17 mm) in 2″ (50.8 mm)
Strike: Brass or stainless steel. ANSI A115.2, 4-7/8″ (123.82 mm) x 1-1/4″ (31.75 mm) curved lip standard with a 1-1/4″ (31.75mm) lip to center dimension.
Handing: Reversible.
Finish: US3,613E,US32D.
Backset Diagram
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