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» Engineering Data

Product Selection Schematic
Click on image.

 

Hanger
Accessories
 


     Single and Double Rod Hangers, Nuts,
     Washers & Threaded Rods
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Weights and Sizes of Single and Double Rod Hangers
Size Wgt.(Lbs.) Size Wgt.(Lbs.) Size Wgt. (Lbs.) Size Wgt.(Lbs.)
3" .5 12" 1.3 24" 3.8 42" 6.4
4" .6 13" 1.4 26" 4.1 44" 6.7
5" .7 14" 1.4 28" 4.3 46" 6.9
6" .7 15" 1.5 30" 4.7 48" 7.2
7" .8 16" 1.6 32" 4.9 50" 7.5
8" .9 17" 1.7 34" 5.2 52" 7.8
9" 1.0 18" 1.8 36" 5.5 54" 8.1
10' 1.1 20" 1.9 38" 5.8 56" 8.4
11" 1.2 22" 3.5 40" 6.1 60" 9.1
Sizes thru 20" are 1-1/2" x 16 gauge
Sizes 22" and above are 2" x 14 gauge

Vertical Ducts

Maximum Diameter of Round Ducts Straps Description
10" 0.047" (No. 18 gauge) galvanized steel 2" wide
20" 0.058" (No. 16 gauge) galvanized steel 2" wide
40" 1/8" steel x 1-1/2"*
60" 1/8" steel x 2"*
Over 60" 3/16" steel x 2"*

Horizontal Ducts

Maximum Diameter of Round Ducts Straps Description
10" Same gauge as galvanized steel duct, 1’’ wide or (No. 8 gauge galvanized steel wire) on 10’ centers
20" Same gauge as galvanized steel duct, 1’’ wide or (No.8 gauge galvanized steel wire) tied to 1’’ 40” galvanized steel band around duct on 10’ centers1/8" steel x 1-1/2"*
40"
60" Same gauge as galvanized steel duct, 1-1/2’’ wide on 6’ centers
Over 60" Same gauge as galvanized steel duct,
1-1/2’’ wide on 4’ centers
Reproduced from International Uniform Mechanical Code. As local codes differ, it is the responsibility of the user to determine that hangers listed will satisfy local regulations. Spiral Manufacturing Co., Inc. assumes no responsibility other than the sizes and material listed in the Spiral Standard Hangers table above.
 

Hardware supplied upon request.
• 10’ by 1’’ Hanger Strap, 16 gauge,
25 per bundle.
• 100’ by 3/4’’ Hanger Band Rolls,
24 gauge, slotted.

 

Beam clamps, struts & Speed Link®       

Hanger Accessories 

 

 

Sammy Screws (BCW)

Sammy screws are
designed to quickly
fasten threaded rod
to wood beams and
trusses. They are
available in 3/8” and
1/2” sizes.

Beam Clamp (Model 300(BC))

Malleable iron casting with a hardened cup
point set screw and locknut. UL listed. Set
screw must be tightened onto the sloped side
of the I-Beam, channel or angle iron flange and
torque to 60 inch pounds. May be mounted in
either position.

RS Rod Size D F T Max. recom. load (lbs.)
Top Bottom
3/8" BC 1-1/8" 3/8" 3/8" 500 250
1/2" BC 1-1/16" 1/2" 1/2" 950 760

1-5/8” x 1-5/8” 12 Ga.
Half-Slot (HS)
1-1/8” x 9/16” slots
punched on 2” centers

 

 

Universal Support System

Click here for engineering data sheets and part numbers.

The Universal Support System is a standalone hanging system that supports a wide variety of applications.
This system comprises a galvanized steel aircraft cable with integral, self-locking hook and a patented locking device that allows quick installation and release for adjustment or removal.
The system is available in 2mm and 3 mm cable sizes, which support 100lb. and 200 lb. loads respectively. Both have a 5-to-1 safety factor.

Installation

Thread locking
device onto cable
Fasten cable to beam with
beam clamp
Or wrap cable around beam

Wrap cable
around duct
Thread cable back through locking device Release cable with unlocking
tool or small
screwdriver
The Universal Support System is cULus®
listed and has a DIN 4102-2 F30-A fire rating
of 30 minutes for 2mm wire rope and an F60-A rating of 60 minutes for 3mm wire rope.

 

 

11419 Yellowpine St. NW - Minneapolis, MN 55448 - Ph: 763-755-7677 - 1-800-426-3643 - info@spiralmfg.com
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