RECENTLY VIEWED
Skip to main content
DK Hardware Professional Tax Exempt? Net 30? - DK Net Terms
Roll over image to zoom in
Product Features
Product Overview
Related Videos
Reviews
Questions & Answers
Von Duprin CD9957K 4 US28 Three-Point Locking Exit Devices Satin Aluminum Clear Anodized
Item #: CD9957K 4 US28 by Von Duprin
See reviewsSee reviews
QTY
–
+
+ Add to Wishlist
Buy in Bulk & Save - See How Watch Now
30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.
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.
Base Material
Aluminum
Trim Type
Classroom Knob
Physical Appearance
Wide Stile Pushpad
Package Qty
1
Includes Trim
Yes
Dogging Options
Cylinder Dogging
Device Type
3 Point
Trim Design
Knob
Fire Rated
No
Device Length
48 In.
Color Code
628/US28
Color
Satin Aluminum Clear Anodized
Grade
Grade 1
Origin
USA
BAA Qualified
Yes
Package Height
10.5
Package Length
49
Package Volume
2572.5
Package Width
5
Product Overview
3 Point Exit Device, Knob Trim, Cylinder Dogging, Satin Aluminum Clear Anodized
9857/9957 Three-point latching device for all types of single or double doors, UL listed for panic exit hardware. Devices are ANSI A156.3 _ 2008 Grade 1. Covers stock hollow metal doors with 86 or 161 cutouts. The 9857 device has a smooth mechanism case and the 9957 device has a grooved case. The three-point latching device is non-handed except when the following device options are used: SD (special dogging), or SS (signal switch). Vertical rod and latch guards are available to protect the bottom rod of the exit device from damage by impacts of carts or gurneys passing through doors.
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).