*Actual product and finish may vary

9975NL Von Duprin mortise exit device with night latch (Key retracts latchbolt) for all types of single or double doors.

Von Duprin 9975 device has a grooved mechanism case.

Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4-3/4" (121mm).

The 7500 Mortise lock is equipped with a 3/4" (19mm) anti-friction latch
bolt which is field reversible without removing the lock from the door.
It has a non-handed auxiliary bolt for deadlocking and a faceplate with an adjustable bevel.

All 98 and 99 series exit devices are UL listed for Panic Hardware or
Fire Hardware, and are certified to ANSI A156.3, 2001, Grade 1

Many models are also certified for Hurricane Resistant Applications.

990NL-M standard trim - Less mortise cylinder and keys

Specifications

Device Functions: Device ships EO/DT/NL. Field selectable. For TP,K,or L adjust NL drive screw in mortise lock
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
Strikes: 575 – Dull Black; Optional Strikes available
Dogging Feature: Hex key dogging standard
Dogging Options: CD Cylinder Dogging; LD Less Dogging;
Mechanical Options: PN Pneumatic Latch Retraction; -2 Double Cylinder; GBK Glass Bead Kit
Fasteners & Sex Bolts (SNB): Includes screw pack for 1-3/4" (19mm) – 2-1/4" (57mm) Thick Metal or Wood Doors; Optional 425 SNB available for device
Device Centerline from Finished Floor: 39-5/8" (1006 mm)
Center Case Dimensions: 8" x 2-3/4" x 2-3/8" (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)

Von Duprin push pad exit devices are available in two external surface styles, designated 98 Series and 99 Series. The two styles are mechanically and dimensionally identical and provide a wide selection of appearance options.

Latch Bolt
Deadlocking latchbolt provides security and improved performance at standard device cost.

The Quiet One®
A fluid dampener decelerates the pushpad on its return stroke and eliminates most noise associated with exit device operations. Furnished on all 98/99™ series exit devices.

Options & Accessories – see catalog for detailed information

Cylinder Dogging

Electric Latch Retraction

Request to Exit Switch

LBR – Less Bottom Rod

Alarm Kits