Von Duprin 9975L-NL-17 4 26D LHR Grade 1 MTS Exit Device 626

Von Duprin 9975L-NL-17 4 26D LHR Grade 1 Mortise Exit Device 626 offers superior functionality and security for commercial applications. Designed to fit both single and double doors, this Grade 1 mortise exit device features a 48-inch length, ensuring robust performance and compliance with UL standards for panic exit hardware. Equipped with a night latch function and a sleek 17 lever with escutcheon trim, this device is not only aesthetically pleasing but also highly practical. The hex dogging mechanism allows for easy operation, while the satin chrome finish promises durability and a modern look. Its field-reversible feature makes installation straightforward, accommodating various door styles with minimal hassle. The 9975 series is engineered to fit stock hollow metal doors with an 86 cutout and is compatible with door stiles as narrow as 4¾ inches. This device includes an anti-friction latch bolt that can be reversed without removing the lock from the door, enhancing its versatility. With ANSI A156.3 – 2001 Grade 1 certification, you can trust in its quality and reliability. Ideal for commercial environments, the Von Duprin 9975L-NL-17 provides peace of mind through its advanced design and dependable operation.

Grade 1 Mts Exit Device 626

Grade 1 Mortise Exit Bar, 48" Device, Night Latch Function, 17 Lever with Escutcheon Trim, Hex Dogging, Satin Chrome Finish, Field Reversible

9875/9975 Mortise lock device for all types of single or double doors, UL listed for panic exit hardware. 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.

Devices are ANSI A156.3 – 2001 Grade 1

The 9975 Series is for all types of single or double doors and is UL listed for panic exit hardware.  Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4 3 /4" (121mm). 

• 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: 39 13/16" (1011 mm) 39 11/16" (1008 mm) with mullion
• 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)
• Fasteners & sex bolts (SNB): Includes screw pack for 1 3/4" (44mm) and 2 1/4" (57mm) thick metal or wood do

Resources

• 10 Things You Need to Know About the Von Duprin Chexit
• 98/9975-2 Series Wood Door Template
• 990TP/TP-BE/NL Trim 98/9975 Mortise Lock Device Installation Instructions
• QEL Data Sheet
• Von Duprin Finishes Chart