Von Duprin 9975EO 3 US4 Grade 1 MTS Exit Device 606

Von Duprin 9975EO 3 US4 Grade 1 Mts Exit Device 606 offers robust security and reliability for commercial spaces requiring efficient exit solutions. This Grade 1 Mortise Exit Bar measures 36 inches and is designed specifically for exit-only applications, featuring hex dogging for added convenience. With its satin brass finish, this exit device not only enhances security but also complements various architectural styles. Engineered to fit stock hollow metal doors with an 86 cutout, the 9975EO is compatible with door stiles as narrow as 4 3/4 inches. It includes a 3/4-inch anti-friction latch bolt that can be easily reversed in the field without removing the device, making installation and adjustments hassle-free. The device features a non-handed auxiliary bolt for deadlocking, ensuring optimal security. This model meets ANSI A156.3 – 2001 Grade 1 standards and is UL listed for panic exit hardware, making it a trustworthy choice for high-traffic environments. With a projection of 3 13/16 inches when neutral and an adjustable bevel faceplate, the 9975 Series is versatile for various door types. Ideal for commercial installations, this exit device provides peace of mind while maintaining an inviting atmosphere.

Grade 1 Mts Exit Device 606

Grade 1 Mortise Exit Bar, 36" Device, Exit Only, 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