Door Preparation Overview
For Case and Strike dimensions, refer to Template L1.
This drawing is not to scale.
Left Hand (LH) Door Preparation Details
Strike Area Dimensions
Hole diameter for strike: 1.250" (32) (Standard) or 1.0625" (27) (Optional).
Armor Front and Latch/Deadbolt Hole Placement
Armor front length: 4.000" (102).
Vertical measurements from the top edge of the door:
- Centerline of latch: 3.265" (83).
- Centerline of deadbolt: 2.141" (54).
Hole for latch mechanism: 1.000" (25) diameter.
Additional hole: 0.625" (16) diameter.
Another hole: 0.375" (10) diameter.
Strike area length: 4.000" (102).
Vertical measurement from top edge to bottom of strike hole: 3.281" (83).
*Centerline of Armor Front to Centerline of Latch dimension.
Door Cutout Dimensions
Outside face of LH door:
- Hole: 0.625" (16) diameter.
- Hole for latch (labeled "Dia. Hole outside"): 1.250" (32) diameter.
Door edge:
- Hole: 0.375" (10) diameter.
Inside face of LH door:
- Mounting screw holes: Tap for #12 - 24 WMS (M6) in two places.
- Hole: 0.625" (16) diameter.
- Hole for latch (labeled "Dia. Hole outside"): 1.250" (32) diameter.
- Hole for latch: 1.000" (25) diameter.
- Two holes: 0.539" (14) diameter each.
- Two mounting holes: 0.375" (10) diameter each.
Vertical measurements from the top edge of the door:
- Centerline of deadbolt: 1.718" (69).
- Centerline of latch: 2.718" (44).
Maximum depth for latch bolt: 0.750" (19) Max.
Document Information
Dimensions shown in parentheses () are in millimeters.
© 2025 Allegion
Document Revision: L833 Rev. 04/25
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