The Schlage D73PD is a Corridor lock that is locked and unlocked using a key from the outside and a push button on the inside. Turning the inside knob or closing the door will release the push button.

Specifications
Door Thickness: 1 3/8” to 2” (35mm–51mm) standard.
Backset: 2 3/4” (70 mm) standard. 2 3/8”, 3 3/4” and 5”
(60 mm, 95 mm, 127 mm) available by request.
Faceplate: Brass, bronze or stainless steel. 11/8” x 21/4”
(29 mm x 57mm) square corner, beveled.
Lock Chassis: Steel, zinc dichromate plated for corrosion resistance.
Latch Bolt: Brass, 1/2” (12mm) throw, deadlocking on keyed and exterior functions.
Exposed Trim: Wrought brass, bronze or stainless steel.
Strike: ANSI curved lip strike 11/4” x 4 7/8” x 13/16”lip to center standard. Optional strikes, lip lengths and ANSI strike box available.
Cylinder & Keys: 6-pin C keyway standard with two nickel silver keys per lock.
Warranty: Three-year limited warranty.
Certifications
ANSI: Meets or exceeds A156.2 Series 4000, Grade 1 strength and operational requirements.
Manufacturer Part Numbers: