OAKMOORE Grade 1 Mortise Lock Set Interior Door, F05 Classroom Function, Sectional Trim, Satin Stainless Steel, ANSI/BHMA A156.13, UL 3-Hour Fire Rated, Type C Keyway, Silver

OAKMOORE Grade 1 Mortise Lock Set Interior Door, F05 Classroom Function, Sectional Trim, Satin Stainless Steel, ANSI/BHMA A156.13, UL 3-Hour Fire Rated, Type C Keyway, Silver

• GRADE 1 CERTIFIED, FIRE-RATED STRENGTH: ANSI/BHMA A156.13 Grade 1 certified and UL listed for a 3-Hour fire rating (ANSI/UL 10C No. R40842). Engineered for classrooms, daycare rooms, and heavy-traffic school corridors.
• F05 CLASSROOM FUNCTION: Outside lever locks and unlocks by key at any time, independent of the inside lever, which always turns freely for exit. Latch retracts by key or by operating the inside lever. Auxiliary dead latch included.
• SOLID 304 STAINLESS STEEL SECTIONAL TRIM: Solid-cast satin stainless steel lever and sectional rosette, 2-7/16" diameter. Resists corrosion, scratching, and daily wear far beyond standard residential locksets.
• WIDELY COMPATIBLE, EASY RETROFIT: 3-5/8" cylinder-to-spindle spacing and 2-3/4" backset match most commercial mortise lock cases, dropping into existing door prep with minimal modification. Fits doors 1-3/4" up to 2-3/8" thick.
• BUILT TO LAST, BACKED BY OAKMOORE: Reinforced 2-piece spindles resist forced-handle damage; 6-pin Type C keyway cylinder included with 3 keys. Backed by Oakmoore's long-life warranty and dedicated US-based support.