Von Duprin 9975L-NL-03 3 US28 LHR Grade 1 MTS Exit Device 628

Von Duprin 9975L-NL-03 3 US28 LHR Grade 1 Mts Exit Device 628 is a robust and reliable solution designed for commercial environments requiring efficient panic exit hardware. This Grade 1 Mortise Exit Bar, measuring 36 inches, features a Night Latch function and is equipped with an elegant 03 Lever and Escutcheon Trim. The satin aluminum clear anodized finish not only enhances durability but also provides a sleek aesthetic that fits seamlessly into various building designs. Engineered for both single and double doors, this exit device is UL listed for panic exit hardware, ensuring safety compliance in emergency situations. It accommodates stock hollow metal doors with an 86 cutout and stiles as narrow as 4 3/4 inches. The 7500 Mortise lock is equipped with an anti-friction latch bolt that is easily field reversible, allowing for convenient installation without removing the lock from the door. Additional features include hex dogging, a non-handed auxiliary bolt for deadlocking, and adjustable bevel faceplate, making the 9975 series versatile for different applications. With a limited 3-year warranty and ANSI A156.3 – 2001 Grade 1 certification, this exit device assures reliability and quality for commercial use.

Grade 1 Mts Exit Device 628

Grade 1 Mortise Exit Bar, 36" Device, Night Latch Function, 03 Lever with Escutcheon Trim, Hex Dogging, Satin Aluminum Clear Anodized 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