Von Duprin 9975L-NL-07 3 US28 LHR Grade 1 MTS Exit Device 628

Von Duprin 9975L-NL-07 3 US28 LHR Grade 1 Mortise Exit Device 628 offers reliable security and ease of use for both commercial and institutional settings. This Grade 1 mortise exit device features a 36-inch length and a night latch function, ensuring secure access while allowing for quick egress in emergencies. The device is designed with a 07 lever and escutcheon trim, equipped with hex dogging for enhanced functionality. Built to accommodate all types of single or double doors, the 9975 Series is UL listed for panic exit hardware and fits stock hollow metal doors with an 86 cutout, as well as door stiles as narrow as 4 3/4 inches. The 7500 mortise lock is fitted with a 3/4-inch anti-friction latch bolt that is field reversible without removing the lock from the door. Additionally, it includes a non-handed auxiliary bolt for deadlocking and features an adjustable bevel faceplate. With ANSI A156.3 – 2001 Grade 1 certification, the Von Duprin 9975L-NL-07 is engineered for durability and high performance. Its satin aluminum clear anodized finish not only enhances its aesthetic appeal but also ensures longevity. Ideal for various door materials, including hollow metal, wood, and aluminum storefront doors, this exit device is a smart investment for secure and efficient access solutions.

Grade 1 Mts Exit Device 628

Grade 1 Mortise Exit Bar, 36" Device, Night Latch Function, 07 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