Description
ADR-4900XXXX
Flexibility of traffic control and installation is offered by
4900 Heavy Duty Deadlatches.
A key-controlled bolt hold-back feature allows for two-way traffic for applications which require free entrance at certain times and exit-only at other times. This allows a “locked” entrance to be used as an exit by visitors already in the building. 1-3/4″ [44.5 mm] minimum door thickness required. Interchangeable, without stile modification, with any MS1850SN Deadlock of same backset and faceplate shape. Replaces 4520 and discontinued 4720 ANSI Deadlatches.
For hollow metal or wood doors prepared for hardware according to the specifications of the American National Standards Institute (ANSI).
More Details Below
Features
Backset
31/32″, 1-1/8″, or 1-1/2″
Case
Steel with corrosion-resistant plating. Measures 7/8″ x 5-13/16″ x
depth [22.2 mm x 147.6 mm x depth]
Bolt Holdback
While bolt is held fully retracted, a reverse turn of the key retains the bolt, allowing the door to be free swinging.
Latchbolt
Solid brass. Handing is easily reversible without special tools. Measures 5/8″ x 1″ x 5/8″ [15.9 mm x 25.4 mm x 15.9 mm] throw.
Auxiliary Linchpin
Stainless steel. Deadlocks latch bolt to prevent “loiding” or case-knife entry.
Faceplate
Measures 1″ x 6-7/8″ [25.4 mm x 174.6 mm]. Both flat and radius faceplates are supplied. Flat faceplates can also be adjusted in thefield for right or left beveled edge doors.
Strike
Standard strike furnished is 4902 for flat jamb where door closes flush or nearly flush.
Standard Package
Individually boxed with strike plate, flat and radius faceplates, and mounting screws. Cylinder, paddle, handle available separately.
Handing
All models sold configured left or right handed and are field reversible
Related Products:
When purchasing this product, please consider the following related products which are available separately:
Accessories
Cylinders
Trim
Electric Strikes
4104 Mounting Bridge, 91-0965 Mounting Kit for the radiused door, 91-0966 Mounting Kit for the beveled door, 26-00090XX Tube Spacer, 4901 & 4902 Deadlatch Strikes
Standard 1″ length, 1-5/32” diameter mortise cylinder with MS® cam such as 4036 Mortise Cylinder, 4066 Thumbturn
3080, 3080E Series Entry Trim, 3090-150, 3090P/ 3090C, A100-3090 Series Keyless Entry, 4560, 4565 Deadlatch Handles, 4568, 4569 Eurostyle Deadlatch Handles, 4590, 4591 Paddles, 4600 Deadlatch Handle
7100/7101, 7110/7111, 7130/7131, 7140 Electric Strikes, 7400/7401, 7410/7411, 7430/7431, 7440 Electric Strikes
Installation Instructions Download
Here
Specification Sheet Download Here
Lock accepts any standard 1″ [25.4 mm] length, 1-5/32″ [29.4 mm] diameter mortise cylinder with MS®cam
Cylinder Sold Separately
For hollow metal or wood doors prepared for hardware according to the specifications of the American National Standards Institute (ANSI), the
MS1850SN Series MS® Deadlock
provides maximum security and ease of installation.
Operation
Turn key or operate handle or paddle to retract spring-loaded latchbolt. To hold bolt retracted, push it in and secure by reverse turn of key. Lock accepts any standard 1″ [25.4 mm] length, 1-5/32″ [29.4 mm] diameter mortise cylinder with MS®cam such as the 4036 Mortise Cylinder or thumbturn such as the 4066 Lock accepts cylinder from either or both sides.
