Von Duprin LD9975L-NL-17 3 US10B LHR Grade 1 MTS Exit Device 613

Von Duprin LD9975L-NL-17 3 US10B LHR Grade 1 Mortise Exit Device 613 offers a robust solution for commercial spaces requiring reliable exit hardware. This Grade 1 mortise exit bar features a 36-inch device length and a night latch function, perfect for ensuring safe and efficient egress in emergencies. The device is designed to fit stock hollow metal doors with an 86 cutout, accommodating door stiles as narrow as 4-3/4 inches. Equipped with a 3/4-inch anti-friction latch bolt, the LD9975L-NL-17 allows for field reversibility without needing to remove the lock from the door. This model includes a non-handed auxiliary bolt for added deadlocking security and comes with a sleek escutcheon trim featuring a 17 lever design. Finished in a dark oxidized satin bronze, this exit device combines aesthetics with functionality. The LD9975 Series is UL listed for panic exit hardware and meets ANSI A156.3 Grade 1 standards, ensuring durability and reliability. With installation options for both metal and wood doors, this device is a versatile choice for any commercial application. Backed by a three-year limited warranty, the Von Duprin LD9975L-NL-17 is a dependable addition to your building's safety features.

Grade 1 Mts Exit Device 613

Grade 1 Mortise Exit Bar, 36" Device, Night Latch Function, 17 Lever with Escutcheon Trim, Less Dogging, Dark Oxidized Satin Bronze Oil Rubbed 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