Von Duprin 9975L-06 4 26D RHR Grade 1 MTS Exit Device, Finish 626

Von Duprin 9975L-06 4 26D RHR Grade 1 Mts Exit Device 626 is an exceptional choice for securing commercial spaces while enabling quick and safe exits. This Grade 1 mortise exit device features a 48" length, making it suitable for both single and double doors. Its classroom function and hex dogging configuration ensure ease of use and reliability in high-traffic environments. Designed for compatibility with hollow metal doors, the 9975 series fits door stiles as narrow as 4 ¾ inches and includes an anti-friction latch bolt that is field reversible without the need to remove the device from the door. This exit device meets ANSI A156.3 – 2001 Grade 1 standards, ensuring durability and performance. The satin chrome finish adds a sleek look while the included 06 lever with escutcheon trim enhances accessibility. With its non-handed auxiliary bolt for deadlocking and adjustable bevel faceplate, installation and operation are straightforward. Whether you’re managing a commercial building or renovating an office space, the Von Duprin 9975L-06 exit device delivers a reliable solution for emergency egress, combining functionality with robust construction. Experience peace of mind with this UL-listed panic exit hardware, designed for safety and efficiency in any commercial setting.

Grade 1 Mts Exit Device 626

Grade 1 Mortise Exit Bar, 48" Device, Classroom Function, 06 Lever with Escutcheon 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