Von Duprin 9975EO 3 US3 Grade 1 MTS Exit Device 605

Von Duprin 9975EO 3 US3 Grade 1 Mts Exit Device 605 offers a robust solution for panic exit scenarios, featuring a Grade 1 Mortise Exit Bar that is designed for durability and reliability. With a 36" length, this exit device is suitable for both single and double doors, fitting stock hollow metal doors with an 86 cutout and door stiles as narrow as 4 3/4" (121mm). Equipped with a 3/4" (19mm) anti-friction latch bolt that is field reversible without the need to remove the lock from the door, the 9975EO ensures ease of installation and versatility. The device includes hex dogging for secure holding, while its adjustable bevel faceplate enhances adaptability to various door configurations. Certified to ANSI A156.3 – 2001 Grade 1 standards and UL listed for panic exit hardware, the 9975 Series is engineered for commercial use, making it an ideal choice for high-traffic areas. The device is compatible with door thicknesses of 1-3/4" to 2-1/4" and is finished in a polished brass (605/US3) for an attractive appearance. With a limited warranty of 3 years, the Von Duprin 9975EO is a dependable choice for safety and security in commercial environments.

Grade 1 Mts Exit Device 605

Grade 1 Mortise Exit Bar, 36" Device, Exit Only, Hex Dogging, Bright 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