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

Von Duprin 9975L-06-F 3 US28 RHR Grade 1 Mortise Exit Device 628 offers a robust solution for safety and convenience in commercial settings. This Grade 1 mortise exit device, featuring a 36" length, is fire-rated and designed for classroom function, equipped with a stylish 06 lever and escutcheon trim. The device is less dogging and boasts a sleek satin aluminum clear anodized finish, ensuring both durability and aesthetic appeal. Engineered to fit stock hollow metal doors with an 86 cutout, the 9975 series accommodates door stiles as narrow as 4 3/4" (121mm), making it versatile for various door types. The innovative 7500 mortise lock features a field-reversible anti-friction latch bolt, allowing for easy installation without removal from the door. Additionally, its non-handed auxiliary bolt provides dependable deadlocking. This exit device meets ANSI A156.3 – 2001 Grade 1 standards and is UL listed for panic exit hardware, ensuring maximum safety for occupants. With a centerline height of 39 13/16" (1011 mm), it strikes a balance between functionality and accessibility. The Von Duprin 9975L is the ideal choice for those seeking reliability and performance in emergency exit solutions.

Grade 1 Mts Exit Device 628

Grade 1 Mortise Exit Bar, 36" Device, Fire Rated, Classroom 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