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Von Duprin CXA9957L-DT-05-F 4 643E L RG Delayed Egress Exit Device Aged Bronze
Item #: CXA9957L-DT-05-F 4 643E L RG by Von Duprin
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Features
- Device functions: Device ships EO/DT/NL. Field selectable. For TP, K or L remove NL drive screw from device.
- Device lengths: 3' 2'4' to 3' (711mm to 914 mm) Door size 4' 2'10" to 4' (864 mm to 1219 mm) Door size
- Device centerline from finished floor: 3913/16" (1011 mm)
- Center case dimensions: 8" x 2 3/4" x2 3/8" (203mm x 70mm x 60mm)
- Mechanism case dimensions: 2 1/4" x 2 1/4" (57mm x 57mm)
- Projection: Pushbar neutral – 3 13/16" (97 mm) Pushbar depressed – 3 1/16" (78 mm)
- Latch bolt: Deadlocking anti-friction top & bottom bolt, 5 /8" (16mm) throw Deadlocking rim bolt, 3 /4" (19mm) throw
- Door undercut: 1 /4" (7mm) recommended
- Top & bottom Latch case: 4 1/2" x 2 1/8" x 1 1/2" (114mm x 54mm x 38mm)
- Vertical rods: 1 /2" square tubing, standard rods accommodate 7' (2134mm) doors. Top rod length: 34 15/16" (887mm); Bottom rod length: 31 1/2" (794mm) Extension rods available in 1' (205mm) or 3' (914mm) for doors over 7'. One piece top rod is available for 8' (2438mm) and 10' (3048mm) doors.
- Fasteners & sex bolts (SNB): Includes screw pack for 1 3/4" (44mm) to 2 1/4" (57mm) thick metal or wood doors, and 325 SNB for top and bottom latch. Optional 425 SNB available.
Grade
Grade 1
Hand
LHR
Color
Aged Bronze
Color Code
643E/US11E
Door Thickness
1 3/4 In. - 2 1/4 In.
Door Width
34 In. - 48 In.
Device Length
48 In.
Door Height
84 In.
Fire Rated
Yes {Variable}
Trim Design
05-Lever
Design A
05 Lever
Device Type
3 Point
Includes Trim
Yes
Mechanical Function
Lever Dummy
Mechanical Options
Fire Rated Device
Minimum Stile Size
Wide
Package Qty
1
Physical Appearance
Wide Stile Pushpad
Special Marks
Fire rated 3 Hours {A}
Strike Bottom
304L
Strike Top
299F (2)
Trim Type
Dummy Lever
Trim Part No.
996L-DT-R/V
Base Material
Steel
Door Material
Metal or Wood
Origin
USA
BAA Qualified
Yes
Package Height
10.5
Package Length
49
Package Volume
2572.5
Package Width
5
Product Overview
Delayed Egress Exit Device, Three Point Latch, with Dummy Lever Trim, Fire Rated, Aged Bronze
The Von Duprin CHEXIT is a delayed egress option available on all 98/99, 98/99XP and 33A/35A series exit devices. It is commonly used in behavioral health, memory care, and maternity applications to prevent patient abduction or elopement and in retail stores for asset protection. All control inputs, auxiliary locking, local alarm and remote signaling outputs are self-contained. The CHEXIT can easily be integrated with access control, fire prevention and infant protection systems.
The 9957 Series covers stock hollow metal doors with 86 or 161 cutouts.
The 9957 Series by Von Duprin has a grooved case and is UL listed for panic exit hardware. The three-point latching device is non-handed except when the following device options are used: SD (special dogging), or SS (signal switch).