The Sargent 487 single cylinder classroom function heavy-duty deadbolt is suited for heavy-duty industrial and commercial applications. The classroom function deadbolt can be locked or unlocked from outside with a key. Turn lever inside retracts deadbolt, but will not project it.
Sargent 484, 485, 487, 489 480 Series Deadbolt Grade 1 - Heavy Duty
Specifications
For Doors:
1-3/8" (35mm) to 1-3/4" (44mm) thick standard For doors over 1-3/4" (44mm) consult factory (2-1/4" Thick door max)
Door Prep:
Fits 161 (standard) cut outs and Fits 160 with 2-3/8" (60mm) backset with 1"(25mm) front and for 1-3/8"(35mm) thick door