Exit Device Satin Nickel Plated Clear Coated

Roll over image to zoom in

Von Duprin 9857K-NL-F 4 US15 Exit Device Satin Nickel Plated Clear Coated

Item #: 9857K-NL-F 4 US15 by Von Duprin

See reviews See reviews

$3,692.74 /each

SAVE UP TO 369.27

Buying in bulk

QUICK SHIPPING*Usually ships in 1 business day
+ Add to Wishlist
Buy in Bulk & Save - See How Watch Now

Shop with Confidence

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.

  • 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

Package Length


Door Material

Metal or Wood

Minimum Stile Size


Base Material

Brass or Bronze

Product Length


BAA Qualified




Color Code


Case Volume


Trim Part No.


Package Width


Trim Type

Nightlatch Knob

Strike Top

299F (2)

Case Height


Door Thickness

1 3/4 In. - 2 1/4 In.

Device Length

48 In.

Includes Trim


Package Height


Door Width

34 In. - 48 In.

Package Qty


Mechanical Options

Fire Rated Device

Case Length


Strike Bottom


Device Type

3 Point

Includes Cylinder(s)


Product Height


Cylinder Type


Special Marks

Fire rated 3 Hours {A}

Fire Rated

3 Hours {A}, Yes


Grade 1



Product Width


Case Width


Physical Appearance

Wide Stile Pushpad


Satin Nickel Plated Clear Coated

Mechanical Function

Knob Night Latch

Package Volume


Door Height

84 In.

Trim Design


Surface Three Point Latch Exit Device, with Nightlatch Knob Trim, 48 In., Fire Rated, Satin Nickel

9857-F/9957-F Fire exit three-point latching device for all types of single doors up to 4' x 8' (1219mm x 2438mm) or up to 8' x 8'(2438mm x 2438mm) double doors with 9954 or 9854 mullion, UL listed for fire exit hardware. Devices are ANSI A156.3 _ 2008 Grade 1. The 9857-F device has a smooth mechanism case and the 9957-F device has a grooved case. The three-point latch device is non-handed except when the following device option is used: 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. Finishes _ US3, US3A, US4, US4A, US10, US26, US26D, US26D-AM Antimicrobial, US28, 313, 315 & 643E. US15 and US32D available with 98 Series only.

The 9857 device has a smooth mechanism case.

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.