Von Duprin 9975L-NL-01 3 US4 RHR Grade 1 MTS Exit Device 606

Von Duprin 9975L-NL-01 3 US4 RHR Grade 1 Mts Exit Device 606 offers exceptional security and reliability for commercial applications. This Grade 1 mortise exit device features a 36" bar with a night latch function, ensuring safe and efficient egress in emergency situations. Designed for both single and double doors, it fits standard hollow metal doors with an 86 cutout, accommodating narrow door stiles as slim as 4 3/4" (121mm). The device includes a sleek 01 lever with escutcheon trim and hex dogging for easy operation. Field-reversible without the need for door removal, it provides flexibility for various installation needs. Its ANSI A156.3 – 2001 Grade 1 rating guarantees durability and performance, while the UL listing for panic exit hardware ensures compliance with safety standards. With a robust 3/4" (19mm) anti-friction latch bolt and a non-handed auxiliary bolt for deadlocking, the Von Duprin 9975L is engineered for long-lasting functionality. Its satin brass finish adds a touch of sophistication to any setting. The unit's dimensions and installation compatibility make it a practical choice for commercial environments, delivering peace of mind and efficient access control.

Grade 1 Mts Exit Device 606

Grade 1 Mortise Exit Bar, 36" Device, Night Latch Function, 01 Lever with Escutcheon Trim, Hex Dogging, Satin Brass 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