Von Duprin 9975L-NL-06-F 3 US28 LHR Grade 1 MTS Exit Device 628

Von Duprin 9975L-NL-06-F 3 US28 LHR Grade 1 Mts Exit Device 628 is a robust and reliable solution for securing commercial spaces while ensuring efficient egress. This Grade 1 Mortise Exit Bar features a 36" device with a fire-rated construction and a night latch function, making it ideal for various single or double door applications. The device is designed to seamlessly fit stock hollow metal doors with an 86 cutout and accommodates door stiles as narrow as 4 3/4". Crafted with user convenience in mind, the 9975 series includes a 3 3/4" anti-friction latch bolt that is field reversible without needing to remove the lock from the door. Its non-handed auxiliary bolt provides effective deadlocking, while the adjustable bevel faceplate enhances installation flexibility. The device is ANSI A156.3 – 2001 Grade 1 certified, ensuring durability and reliability. With a satin aluminum clear anodized finish, this exit device not only delivers functionality but also maintains a professional appearance. Installation is straightforward, supported by a comprehensive screw pack for various door thicknesses. Elevate your building’s security and access control with the Von Duprin 9975L-NL-06-F, an exceptional choice for modern commercial environments.

Grade 1 Mts Exit Device 628

Grade 1 Mortise Exit Bar, 36" Device, Fire Rated, Night Latch Function, 06 Lever with Escutcheon Trim, Less 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