SERIES 7500
APPLICATIONS/ SPECIFICATIONS /FINISHES
Applications
Series 7500 closers are narrow projection door controls:
projection is just 2-1/8'" from the surface of the door or jamb. They are complete
with covers finished to suit the decor of other hardware. They are available with sprayed
covers or BHMA plated finishes. Or, where appearance is an extremely important
consideration, covers are available in a wide variety of laminated wood grains to
complement the door and frame.
Norton Series 7500/7500BF closers are nonhanded and are
packaged with both a mounting shoe and soffit plate. Any Series 7500/7500BF can be
installed Regular Arm or Parallel Arm. It can also be installed Top Jamb where frame face
and frame reveal permit. Further, it can be installed on either right or left hand doors.
Some special applications are also available with the
Series 7500/7500BF door closers. Series 7580/7580BF closers are supplied with a narrow
profile arm for non-hold-open installations where ceiling or top rail of door provide
minimal clearance, Series PR7500/PR7500BF are supplied with a rigid forearm for Parallel
Arm installation where heavy use is anticipated. There are also Series 7500SS/7500SS-BF
which are produced from corrsion resistant materials for areas subject to corrosive
environments.
ANSI/BHMA/Federal Specs
The Series 7500/7500BF door closers are designed to comply
with requirements of the Americans With Disabilities Act (A.D.A.) and ANSI standard
A117.1. The Series 7500 door closer has been tested and is certified by an independent
testing laboratory as being in compliance with the Grade 1 requirements of ANSI Standard
A156.4. It is listed as such in the BHMA Certified Products Directory.
For a cross reference of Norton Series 7500 Door Closers to
ANSI/BHMA/Federal FF-H-121D or FF-H-121 c Specifications, see the Specification Comparison
Chart in the General Norton Door Controls Catalog.
U.L. Listing
All Norton Series 7500/7500BF Closers with non-hold-open
arms are listed by Underwriters' Laboratories, Inc. for use on labeled fire doors.
Finishes
Sprayed Finishes -- All Norton Series 7500 Door
Closers and Accessories are available in the following sprayed finishes. Order by the
Norton Symbol
Finish Description |
Norton Symbol |
BHMA Symbol |
Aluminum |
AL |
689 |
Dull Bronze |
DB |
691 |
Dark Statuary Bronze |
STAT |
690 |
Black |
315 |
693 |
Gold |
GB |
696 |
| To Complement
Duranodic |
Medium Amber |
312 |
694 |
Dark Amber |
313 |
695 |
Black |
315 |
693 |
| Corrosion Inhibitor
|
Prime Coat* |
SRI |
600 |
*Available at extra cost. Beige color. Closers can be
ordered prime coated only, i.e. (SRI), or prime coated with finish coat, i.e. (SRI) x
(DB).
Plated Finishes - Series 7500M closers with steel
covers are available, at extra cost, in the following finishes.
Finish Description |
Norton Symbol |
BHMA Symbol |
Bright Brass |
US3 |
632 |
Satin Brass |
US4 |
633 |
Bright Bronze |
US9 |
637 |
Satin Bronze |
US10 |
639 |
Oxidized Satin
Bronze, Oil Rubbed |
US10B |
640 |
Bright Nickel |
US14 |
645 |
Satin Nickel |
US15 |
646 |
Dark Oxidized
Statuary Bronze |
US20A |
650 |
Bright Chrome |
US26 |
651 |
Satin Chrome |
US26D |
652 |
Plated finishes must be ordered by the Norton finish
symbols listed. When matching other door hardware finish, a sample finish chip must be
submitted and approved, prior to order processing.
Wood Finishes -- Series 7500W closers are
available with steel covers with an unfinished wood lamination. The cover may be used
unfinished, or it may be finished at the job site, along with the door and frame.
These covers are available in the following finegrained
woods;
| Flat Cut Oak |
White Birch |
| Teak |
Flat Cut Walnut |
| Cherry |
Honduras Mahogany |
Contact the Norton Marketing Department for the
availability of other wood grain laminates.
Warranty
The Series 7500 Door Closer is backed by a 10-year limited
warranty. The aluminum shell is warranted for the lifetime of the buildings in which it is
originally installed.
Suggested Specification
Closers for interior (and) exterior doors shall be full
rack-and pinion type with cast aluminum alloy shell. Closer shall be surface-mounted and
shall project no more than 2-1/8" from the surface of the door. Closer shall be
non-handed to permit installation on doors of either hand. Hydraulic fluid shall be
non-gumming, and non-freezing. Closer shall have multi-size spring power adjustment to
permit setting of spring power from size (1 through 4) (2 through 6) with additional
spring power available. Closer shall have two non-critical valves, hex-key-adjusted, to
independently regulate sweep and latch speed. Closer shall have backcheck cushioning
controlled by a hex-key-adjusted valve. Closershall have backcheck-positioning controlled
by a hex-key-adjusted valve. (Closer shall have adjustable delayed action closing
controlled by a hex-key adjusted valve.) (Door closers shall be highly corrosion resistant
and shall have all external body components of aluminum, zinc alloy or stainless steel
material and all fasteners of stainless steel.) Regular Arm and Top Jamb closers shall
have a non-hold-open shoe permitting a 15% (± 7-1/2%) power adjustment. Closer shall be
enclosed in a (molded cover) (metal cover plated with a Norton finish) (metal cover
laminated with an unfinished wood grain). Closers to be Norton Series (7500, 7500M, 7500W)
(7500BF, 7500BF-M, 7500BF-W), (7500SS), (7500BF-SS).
General Statement
All door closers listed in this catalog section are
intended for use in conjuction with a separate door stop doors hung on anti-friction type
hinges or pivots and installed on the interior of the building/facility. |