Description
Adams Rite 4900-25-201-313 Heavy Duty Deadlatch 31/32 BS
Adams Rite 4900-25-201-313 Heavy Duty DeadLatch 31/32 BS is engineered for flexibility and security in commercial applications. With a robust flat faceplate and a backset of 31/32 inches, this deadlatch features a 2-5/8 inch mortised strike, accommodating left-hand or right-hand reverse installations. Crafted from steel with corrosion-resistant plating, it ensures longevity and reliability.One of the standout features is the bolt holdback mechanism, allowing for controlled two-way traffic. By simply reversing the key while the bolt is retracted, you can retain the bolt for free swinging access at designated times. This makes it ideal for environments requiring varied access control. Installation is hassle-free, as the 4900 deadlatch is interchangeable with MS1850A or MS1850S deadbolts without stile modifications. The solid brass latch bolt is easily reversible with just a screwdriver, while the stainless steel auxiliary latch pin provides additional protection against unauthorized entry. This product includes both flat and radius faceplates, allowing for easy adjustments on-site. The standard strike furnished is the 4902, designed for flush or nearly flush door closures. Individually boxed, it comes complete with necessary mounting hardware. Enjoy peace of mind with Adams Rite’s 5-year limited warranty, a testament to its durability.
Heavy Duty DeadLatch 31/32 BS
Heavy Duty Deadlatch, Flat Faceplate, 31/32 In. Backset, 2-5/8 In. Flat Mortised Strike, LH or RHR, Dark Bronze Anodized
Flexibility of traffic control and installation is offered by the 4900 Series Deadlatches. A reverse turn of the key while bolt is held retracted retains the bolt, to allow two-way traffic for applications which require free entrance at certain times and exit-only at other times. Interchangeable, without stile modification, with any MS1850A or MS1850S deadbolt of same backset and faceplate shape. Also retrofits to existing 4500/4700 Deadlatch preparations. Steel case with corrosion-resistant plating. Screw-fastened tube spacer brackets allow for cleaner removal when tab mounting. Screw-fastened tube spacer brackets allow for cleaner removal when tab mounting. Screw-fastened tube spacer brackets allow for cleaner removal when tab mounting. Solid brass latch bolt is easily reversible using only a screwdriver. Stainless steel auxiliary latch pin deadlocks latch bolt to prevent “loiding” or case-knife entry. Both flat and radius faceplates are supplied. Flat faceplates can also be adjusted in the field for right or left beveled edge doors. Standard strike furnished is 4902 for flat jamb where door closes flush or nearly flush. Specify 4901 for retrofit installations. Also available: radius strike for opposite stile in paired doors and long lip strikes for center hung doors. Turn key or operate handle or paddle to retract spring loaded latch bolt. To hold bolt retracted, push it in and secure by reverse turn of key. Uses any standard mortise cylinder with MS cam. Available in three cylinder backsets, 31/32 In., 1-1/8 in. and 1-1/2 in.. Individually boxed with Flat and Radius Faceplates, Strike and machine screws for mounting. Order cylinders, paddle, handle or latch pull separately.
Flexible traffic control and easy installation.
A reverse turn of the key while bolt is held retracted retains the bolt, to allow two-way traffic for applications which require free entrance at certain times and exit-only at other times.
- Bolt Holdback: While bolt is held fully retracted, a reverse turn of the key retains the bolt, allowing the door to be free swinging.
- Cylinder Backset: 31/32”, 1-1/8”, or 1-1/2”
- Case: Measures 7/8” x 5-13/16” x depth. Depth varies by backset (see table on catalog page). Steel with corrosion-resistant plating. Screw-fastened tube spacer brackets allow for cleaner removal when tab mounting.
- Latchbolt: 5/8” x 1” x 5/8” throw. Solid brass. Handing is easily reversible using only a screwdriver.
- Auxiliary Latchpin: Stainless steel. Deadlocks latch bolt to prevent “loiding” or case-knife entry.
- Faceplates: Measures 1” x 6-7/8”. Both flat and radius faceplates are supplied. Flat faceplates can also be adjusted in the field for right or left beveled edge doors.
- Strikes: Standard strike furnished is 4902 for flat jamb where door closes flush or nearly flush. Specify 4901 for retrofit installations. Also available: radius strike for opposite stile in paired doors and long lip strikes for centerhung doors.
- Cylinder Cam: Operable by any standard mortise cylinder with MS® cam, dimensioned as shown. Cylinders with MS® cams can be readily obtained from most cylinder manufacturers. See CYLINDERS for cylinder make, thumbturn and trim ring information.
- Options: Backset, strike, and finish must be specified when ordering. For information on handles, paddles, and lever operators, seeTRIM. SeeELECTRIC STRIKESfor compatible access control products. See 4920AN Heavy Duty Deadlatch (ANSI Size) for wood and hollow metal door applications.
- Standard Package: Individually boxed with flat and radius faceplates, strike, and machine screws for mounting. Order cylinders, paddles, handles, or lever operators separately. Shipping weight: 1-1/4 lbs.
Attributes
Baa Qualified: Yes
Base Material: Aluminum
Bolt Projection: 5/8″
Commercial Residential: Commercial
Country of origin: USA
Cylinder Type: Less Cylinder
Door Thickness: 1-3/4″ – 2″
Dust Box: Plastic
Finish: 313
Function: Narrow Stile Latch Lock
Handing: Field Reversible
Installation: Commercial
Limited Warranty: 5 Years
Lock Face Size: 6-7/8″ x 1″
Origin: USA
Pack Height: 2.13″
Pack Length: 8.88″
Pack Qty: 1
Pack Volume: 61.29 in³
Pack Width: 3.25″
Pbs Options: 103,937,301,037,197,000,000,000
Product Height: 1.6″
Product Length: 6.87″
Product Width: 1″
Screws: Machine
Series: 4900 Heavy Duty Deadlatch
Ship Weight: 1.25 lbs.
Std Latch Backset Dim: 31/32″
Std Latch Type: Dead Latch (Guarded)
Std Strike Height: 2-5/8″
Std Strike Number: 4902-01
Std Strike Type: Mortise
Std Strike Width: 1-9/16″
Subtype: Mortise Lock
Type: Locks, Cylinders, Cores, Keyblanks
Unit of Measure: Each
Resources
- 4600 Deadlatch Handle with 4300/4500/4900 Installation Instructions
- 4900 Catalog Page
- 4900 Heavy Duty Deadlatch Cut Sheet
- 4900 Series Deadlatch – 31/32 Backset Added
- 4900 Series Deadlatch – Faceplate Additions Technical Memo
- 4900 Series Deadlatch Technical Memo
- 4900 Series Heavy Duty Deadlatch Installation Instructions
- 4901, 4902 Deadlatch Strikes Installation Instructions
- What is Backset and How Do I Measure it?
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