Adams Rite 4920AN-45-602-628 Heavy Duty Deadlatch (ANSI Size) with Flat Faceplate in Clear Anodized
- Clear Anodized Finish
- LH or RHR - handed operation is easily reversible using only a screwdriver
- Cylinder Backset: 1-1/2"
- Case is made of steel with corrosion-resistant plating that measures 7/8" x 5-13/16" x depth (depth varies by bracket)
- 1-3/4" minimum door thickness required

The 4920AN-45-602-628 from Adams Rite is a heavy duty deadlatch (ANSI Size) with flat faceplate in clear anodized. The 4920AN series Deadlatch offers precise traffic control and easy installation for wood or hollow metal doors prepared for hardware according to the specifications of the American National Standards Institute (ANSI). A key-controlled bolt hold-back feature allows a door to free-swing part of the day and exit-only when the bolt is free to latch. This allows a "locked" entrance to be used as an exit by customers or visitors already in the building. For its operation turn key or operate handle to retract spring-loaded latchbolt. To hold bolt retracted, push it in and secure by reverse turn of key. It is easily interchangeable, without stile modification with any MS1850A or MS1850S Deadlock of same backset and faceplate shape. It also replaces 4520 and 4720 ANSI Deadlatches.
Adams Rite 4920AN-45-602-628 Features
- Clear Anodized Finish: Provides a clean and modern look while offering protection against corrosion.
- Reversible Handing: LH or RHR handing operation is easily reversible using only a screwdriver, allowing for flexible installation options.
- Cylinder Backset: 1-1/2" backset ensures compatibility with standard door preparations.
- Durable Steel Case: Constructed from steel with corrosion-resistant plating, measuring 7/8" x 5-13/16" with depth that varies by bracket, it ensures long-lasting performance.
- Minimum Door Thickness: Requires a minimum of 1-3/4" door thickness, making it suitable for most commercial doors.
- Grade 1 Standard: Meets Grade 1 standards for superior durability and security.
- Standard Mortise Cylinder: Utilizes any standard 1-5/32" mortise cylinder with MS dimensioned cam for compatibility.
- Adjustable Armored Flat Faceplate: Faceplate measures 1-1/4" x 8" and can be adjusted in the field for right or left beveled edge doors, enhancing adaptability.
- Solid Brass Latchbolt: Features a solid brass latchbolt with a 5/8" x 1" x 5/8" throw, offering strong and reliable performance.
- Stainless Steel Auxiliary Latchpin: Made of all stainless steel to prevent unauthorized entry methods, enhancing security.
- Included Strikes: Comes with the 4506 Strike and the 4506-02 Strike, both furnished to ANSI preparation specifications for flat jambs.
Adams Rite 4920AN-45-602-628 Detailed Specifications
| Feature | Details |
| Model | 4920AN-45-602-628 |
| Finish | Clear Anodized |
| Handing | Reversible (LH or RHR) |
| Cylinder Backset | 1-1/2" |
| Case Material | Steel with corrosion-resistant plating |
| Case Dimensions | 7/8" x 5-13/16" (depth varies by bracket) |
| Minimum Door Thickness | 1-3/4" |
| Security Grade | Grade 1 |
| Mortise Cylinder | 1-5/32" with MS dimensioned cam |
| Faceplate Size | 1-1/4" x 8" |
| Latchbolt Material | Solid Brass |
| Latchbolt Throw | 5/8" x 1" x 5/8" |
| Auxiliary Latchpin Material | Stainless Steel |
| Included Strikes | 4506 and 4506-02 |





