Von Duprin 9975NL 3 26D Grade 1 MTS Exit Device 626

Von Duprin 9975NL 3 26D Grade 1 Mortise Exit Device is a robust solution designed for both commercial and residential applications. This Grade 1 mortise exit bar is equipped with a 36" device that features a night latch function and hex dogging, providing reliability and ease of use. The sleek satin chrome finish not only enhances aesthetics but also ensures durability in high-traffic environments. Designed to fit stock hollow metal doors with an 86 cutout, the 9975NL is versatile, accommodating door stiles as narrow as 4 3/4". Its 3/4" anti-friction latch bolt is field-reversible, allowing for quick adjustments without removing the device from the door. The non-handed auxiliary bolt provides added security through deadlocking, while the adjustable bevel faceplate ensures a perfect fit. With ANSI A156.3 – 2001 Grade 1 certification, this exit device guarantees superior performance and safety. The device can be configured for various functions, making it adaptable to your specific needs. It includes a trim pull for added convenience and is designed for doors ranging from 28" to 36" wide and 1-3/4" to 2-1/4" thick. Choose the Von Duprin 9975NL for reliable, stylish, and secure access control.

Grade 1 Mts Exit Device 626

Grade 1 Mortise Exit Bar, 36" Device, Night Latch Function, Escutcheon Pull 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