Lock Chassis: Cold rolled steel with zinc dichromate finish for corrosion resistance. Latch retractor is precision zinc die cast. Requires standard 2-1/8″ (53.97 mm) bore through door.
OverDrive: Freewheeling lever action occurs when latch retraction mechanism disengages from lever handle when handle is locked. Built-in stops in the rose insert prevent lever
from traveling beyond approximately 57 degrees. Additional 40% spring power in rose insert on OverDrive” side of door ensures that lever handle returns to horizontal position. (Optional)
Backset: 2-3/4″ (69.85 mm) backset standard, 3-3/4″ (95.25 mm) available. Also available with 5″ (127 mm) backset when used in conjunction with H series latch.
Door Thickness: 1-3/4″ (44.45 mm) standard. Available 1-3/8″ (34.92) special order.
Latch: Brass with 1/2″ (12.7 mm) throw. 3/4″ (19.05 mm) firelatch available for pairs of doors. Latch housing is steel, zinc dichromate finish for corrosion resistance. 1″ (25.4 mm) diameter bore in edge of door required.
Latch front: Brass, bronze, or stainless steel. 2-1/4″ (17.11 mm) x 1-1/8″ (28.57 mm), beveled 1/8″ (3.175 mm) in 2″ (50.80 mm).
Strike: Brass, bronze or stainless steel. ANSI A115.2, 4-7/8″ (123.82 mm) x 1-1/4″ (31.75 mm) curved lip or 2-3/4″ (69.85 mm) x 1-1/8″ (28.57 mm) T strike standard. All strikes have 1-1/4″ (31.75 mm) lip to center dimension. Box strikes available.
Mounting: Thru-bolts within 2-1/8″ (53.97 mm) cross bore. Contains two support plates which secure to face of door as well as accept thrubolts from inside rose assembly.
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