Von Duprin 9975EO 4 313 Grade 1 MTS Exit Device 710

Von Duprin 9975EO 4 313 Grade 1 Mts Exit Device 710 is a robust solution designed for efficient emergency egress in commercial settings. This Grade 1 mortise exit bar spans 48 inches and is specifically engineered for exit-only functionality, featuring hex dogging for enhanced security. The device boasts a dark bronze anodized aluminum finish, ensuring both durability and aesthetic appeal. Designed to fit stock hollow metal doors with an 86 cutout, the 9975EO accommodates door stiles as narrow as 4 3/4 inches, making it versatile for various door configurations. Its 3/4-inch anti-friction latch bolt is field-reversible, allowing for straightforward installation without the need to remove the lock. Additionally, the non-handed auxiliary bolt provides reliable deadlocking to enhance security. Meeting ANSI A156.3 – 2001 Grade 1 standards, this exit device is UL listed for panic exit hardware, ensuring compliance with safety regulations. Suitable for commercial applications, the 9975EO is designed for doors ranging from 34 to 48 inches in width and accommodates door thicknesses of 1-3/4 to 2-1/4 inches. With a limited warranty of three years, this exit device delivers reliability and peace of mind for building professionals and knowledgeable homeowners alike.

Grade 1 Mts Exit Device 710

Grade 1 Mortise Exit Bar, 48" Device, Exit Only, Hex Dogging, Dark Bronze Anodized Aluminum 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