Von Duprin 9975EO-F 4 US4 Grade 1 MTS Exit Device 606

Von Duprin 9975EO-F 4 US4 Grade 1 Mortise Exit Device 606 offers robust security and reliable functionality for commercial settings. This Grade 1 mortise exit device is designed for both single and double doors, meeting UL standards for panic exit hardware. The device features a sleek satin brass finish, enhancing the aesthetic of any entrance while also being fire-rated for added safety. Measuring 48 inches in length, the 9975EO-F fits stock hollow metal doors with an 86 cutout and accommodates door stiles as narrow as 4 3/4 inches. Its anti-friction latch bolt is 3/4 inches in size and allows for field reversal without needing to remove the lock from the door. This device is designed for ease of use with its exit-only function and accepts various trim options, making it versatile for different applications. Installation is straightforward, thanks to included fasteners for both 1 3/4-inch and 2 1/4-inch thick doors. With a projection of 3 13/16 inches when neutral and 3 1/16 inches when depressed, this exit device ensures a safe and efficient egress. Invest in the Von Duprin 9975EO-F for a reliable and stylish solution to your exit hardware needs.

Grade 1 Mts Exit Device 606

Grade 1 Mortise Exit Bar, 48" Device, Fire Rated, Exit Only, Less 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