Adams Rite 4900-45-313 Heavy Duty Deadlatch with Standard Faceplate in Dark Bronze Anodized
SKU
4900-45-313
Model No
4900-45-313
$64.75
Product Highlights
- Dark Bronze Anodized Finish
- Aluminum construction
- 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)

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The 4900-45-313 from Adams Rite is a heavy duty deadlatch with a standard faceplate in dark bronze anodized. The 4900 Series Deadlatch offers maximum flexibility of traffic control and easy installation. A reverse turn of the key (while the bolt is held fully retracted) retains the bolt, allowing for free swinging with two-way traffic—ideal for hospitals, banks, stores, and other buildings that require controlled access. It easily interchanges with any MS1850A or MS1850S Deadlock of the same backset and faceplate shape, and retrofits to existing 4500 and 4700 Deadlatch preparations.
Adams Rite 4900-45-313 Deadlatch Features
- Dark Bronze Anodized Finish: Provides a stylish and durable surface that complements building aesthetics while enhancing corrosion resistance.
- Aluminum Construction: Lightweight yet strong construction; designed for long-lasting durability.
- Reversible Handing: LH or RHR operation is easily reversible using only a screwdriver for flexible installation options.
- Cylinder Backset: 1-1/2" backset ensures compatibility with a variety of door configurations.
- Corrosion-Resistant Steel Case: Robust construction measures 7/8" x 5-13/16" with depth that varies by bracket for reliable performance.
- Minimum Door Thickness: Requires a minimum thickness of 1-3/4" for optimal performance and security.
- Grade 1 Standard: Meets the highest industry standards for strength and durability, assuring reliable security.
- Standard Mortise Cylinder Compatibility: Accepts any standard 1-5/32" mortise cylinder with MS dimensioned cam for easy replacement.
- Faceplate Dimensions: Measures 1" x 6-7/8", offering a standard fit for various applications.
- Solid Brass Latchbolt: Features 5/8" x 1" x 5/8" throw for excellent security and a sturdy design.
- Stainless Steel Auxiliary Latchpin: Prevents unauthorized entry techniques, enhancing overall security.
Detailed Specifications for Adams Rite 4900-45-313
| Finish | Dark Bronze Anodized |
| Material | Aluminum and Steel |
| Handing | LH or RHR, reversible |
| Cylinder Backset | 1-1/2" |
| Case Dimensions | 7/8" x 5-13/16" (depth varies) |
| Minimum Door Thickness | 1-3/4" |
| Grade | Grade 1 Standard |
| Morse Cylinder Compatibility | 1-5/32" mortise cylinder with MS dimensioned cam |
| Faceplate Dimensions | 1" x 6-7/8" |
| Latchbolt Material | Solid brass |
| Latchbolt Throw | 5/8" x 1" x 5/8" |
| Auxiliary Latchpin Material | Stainless steel |
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