Sargent 12-NB-WD8610 | 80 Series Grade 1 Fire Rated Concealed Vertical Rod Less Bottom Rod Exit Device For Wood Doors
Features
• Designed for standard width stile applications on wood doors
• Concealed rods offer security
• Single and double door applications
• Specify NB- for less bottom rod
• Devices are ANSI/BHMA A156.3 - Grade 1
• UL10C (Fire) listed
Specifications
Door Type
Wood Doors
Door Thickness
1-3/4" (44mm) minimum thickness. For doors over 1-3/4" to 2-1/4" thick, specify thickness and order as 31-
Cladding
Available for 1/4" on 1/2" panels. Specify 31- and panel thickness on order. Only available on 1-3/4" door thickness. Must be noted separately from door thickness on order string.
Rail sizes as determined by door width
Rails are available in 4 sizes, use door width to determine size needed.
Rails will be factory cut to size, if door width is supplied
• E Rail for 24" to 32" door widths, No cutting required for 32" door
• F Rail for 33" to 36" door widths, No cutting required for 36" door
• J Rail for 37" to 42" door widths, No cutting required for 42" door
• G Rail for 43" to 48" door widths, No cutting required for 48" door
Strike
650 Top Strike (Panic and Fire Rated)

Dogging Feature
Hex key dogging standard on non fired rated devices; specify 16- for cylinder dogging (#41 cylinder supplied)
Mounting Fasteners
Supplied standard with wood screws
Top Bolt
Stainless steel
Device Centerline from Finished Floor
41" (1041mm) for Standard Applications
38" (965mm) for elementary schools
Door/Opening Height
Must be specified - 108" (2743mm) Max Door Opening - Fire rated doors
120" (3048mm) Max Door Opening - Non-fire rated doors
Center Case Dimensions
8-3/8" (213mm) x 2-5/8" (67mm)
Projection
Pushbar Neutral – 3" (76mm)
Pushbar Depressed – 2-1/8" (54mm)
- Option:Choose Handing (What Is It? Click Link Here To See Our Door Handing Guide):
- https://blog.locksandsafes.com/2020/07/28/door-hardware-handing-guide/