Case

7/8” x 3-5/8” x 2-5/8” deep.  Zinc alloy.

Armor Faceplate

1’ x 5-3/4”.  Flat, made of brass,  Available in different trim finishes.

Function

The 2331 throws a massive brass bolt into its strike, then expands two stainless steel dogs to secure the door.  A single turn of key expands or retracts the bolt.  Operates with standard mortise cylinder (standard cam) or with standard mortise cylinder thumbturn.  There is no latch action.

Bolt

1/2” x 1-1/2”.  3/4” horizontal throw, with 11/32” expansion above and below main bolt.  Brass with stainless steel dogs.

Strike

1/8” x 1” x 4-11/16” with 5/8” x 1-5/8” opening.  Brass, with four-screw mounting.  Trim finish same as faceplate.

Operation

360° turn of key or thumbturn extends or expands or retracts and withdraws the bolt.  Key cannot be removed unless bolt is positively locked or totally retracted.  Requires special cam.

Special Cylinder Cam

2331 Deadbolts are operable by any standard 1-5/32“diameter mortise cylinder with standard cam dimensions as shown. Cylinders with such cams can be readily obtained from most cylinder manufacturers.

Standard Package

Individually boxed with strike and wood screws for mounting lock and strike.  Shipping weight: 2 lbs.