4900 - Heavy Duty Deadlatches

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With the development of new products Adams Rite is using their experience and innovation to produce quality products for existing and new markets.

In this section you will find products that meet the needs of almost any security application or standard in Europe.

Application

Flexibility of traffic control and installation is offered by 4900 Heavy Duty 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.

Specification

  • While bolt is held fully retracted, a reverse turn of the key retains the bolt, allowing the door to be free swinging.

  • 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

 

  • Stainless steel. Deadlocks Latchbolt to prevent "loiding" or case-knife entry.

  • 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.

 

Finish

Standards

CYLINDER CAM
• 4900 Heavy Duty Deadlatches are operable by any standard 1-5/32" diameter mortise cylinder with MS® cam dimensioned as shown. Cylinders with MS® cams can be readily obtained from most cylinder manufacturers. CYLINDERS section for cylinder make, thumbturn and trim ring information
 

OPTIONS
• Backset, strike, and finish must be specified when ordering. See 4920AN Heavy Duty Deadlatch (ANSI Size) for wood and hollow metal door applications.

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 back of 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.

 

Ordering Options
4910-25
HEAVY DUTY DEADLATCH 31/32" BACKSET LH
4910-35
HEAVY DUTY DEADLATCH 1 1/8 BACKSET LH
4910-45
HEAVY DUTY DEADLATCH 1 1/2 BACKSET LH
4920-45
HEAVY DUTY ANSI DEADLATCH BEVEL LH
24-4900-000-628
4900 SERIES FLAT FACEPLATE SAA
24-4900-100-628
4900 SERIES RADIUS FACEPLATE SAA
24-4900-400-628
4900 SERIES WEATHERSTRIP FACEPLATE
24-4920-001-628
4920 FLAT ANSI FACEPLATE
4910-46
HEAVY DUTY DEADLATCH 1 1/2 BACKSET RH
4910-36
HEAVY DUTY DEADLATCH 1 1/8" BACKSET RH
4920-46
HEAVY DUTY ANSI DEADLATCH BEVEL RH
4501-01-630
4901 STRIKE PLATE FLAT STANDARD LIP
4901-19-630
STEEL HAWK STRIKE