MODEL Q51/QT51 | 3/4" OFFSET HUNG FLOOR CLOSERS
The Norton Rixson Q51/QT51 Series is a 3/4" offset-hung, shallow-depth floor closer designed for 1 3/4"" door installation for interior doors weighing up to 250lbs.
PRODUCT FEATURES
- Q51 floor closer, non-hold open w/ backcheck
- Single acting, handed
- Interior doors
- 180 top pivot included
- One M19 intermediate pivot included (closer cannot be ordered without the intermediate pivot)
- Doors will swing 5° beyond hold open point
- Available non-hold open (NBC) or automatic hold open (ABC); specify 90° or 105°
- Mortise arm with thru bolt attachment
- Separate independent valves for closing speed, latch speed, and backcheck
- Vertical door adjustment
- Interchangeable spindle adapters
- Extended spindles available in 1/2" increments up to 2" longer than standard
- Doors up to 90" (2286mm) in height should use one intermediate pivot (included) - each additional 30" (762mm) warrants another intermediate pivot
- Door width up to 4' 0" (1219mm)
- Door weight up to 250lbs.
BENEFITS
- Aesthetically appealing way to support and control the door
- Constructed with robust materials and internal components
- Concealment in-floor provides vandal resistance
- Multiple valves provide enhanced control
- Ideal for upper levels of multi-story buildings due to shallow depth design
- Weight of door is supported by floor closer
- Surface attached bottom arm allows closer removal without demounting door
- Increased depth of cement case for easy closer removal
SPECIFICATIONS
- Closer Type: Floor
- Maximum Door Weight: 250 lbs
- Warranty: 2-year limited warranty
CERTIFICATIONS
- Certain models UL Listed (F prefix)
- Fire rated for 20 minute labeled doors (suffix -20)
RESOURCES & DOWNLOADS
Norton Rixson Q5103NBC 3/4" Offset Quick Install Shallow Depth Floor Closer Catalog
Norton Rixson Q5103NBC 3/4" Offset Quick Install Shallow Depth Floor Closer Installation
Norton Rixson Warranty
Manufacturer Resources
Product Specs
- Category:
- Door Controls
- Series:
- Q51, QT51 Series
- Spring Type:
- Fixed Size
- Hold Open:
- No
- Cover:
- Cycolac, rust-proof cement case
- Delayed Action:
- Yes
- Door Swing:
- Single Acting
- Warranty:
- 2 Year Limited
- UL Listing Type:
- Certain models UL Listed (F prefix)
- Product Group:
- Door Controls
- Product Subgroup:
- Door Closers - Floor
- Product Type:
- Floor Door Closers - Shallow Depth
- Subcategory:
- Floor Closers
- Door Weight:
- 250 lbs.
- Handing:
- Handed
- Commercial/Residential:
- Commercial
- Fire Rated:
- Yes
- Model:
- Q5103NBC
- Mounting:
- Offset
- Hang Type:
- Offset Hung
- Duty Level:
- Standard Duty