Ordering Instructions
For Cast Iron Boxes
Order
by catalog number and dimensions (L.xW.xD.)
Conduit entrances should be shown on a sketch like one on right
with size marked for each entrance.
Conduit spacings between centers and distance up from back to
center of hole must be given. See tables on lower right. When
not indicated accurately by sketch, holes will be located according
to our experience and discretion.
Type of entrance should be specified:
(a) Drilled only (slip hole)
(b) Drilled and tapped (D & T)
(c) Bossed, drilled and tapped (five threads)
(d) Bossed only for (specify maximum) conduit
Mounting lugs must be specified when required. Standard spacing
consists of two lugs on each long side to shop standard. Special
locations by quotation.
Note: H3200-T terminal boxes, HD5400, HD5600 and HD6000 heavy
duty boxes, and H5400, H5600 and H6000 explosion gutters and
housings have mounting lugs included in standard construction.
Interior Mounting Buttons should be indicated and spaced on
back panel of sketch. State screw size. Buttons are usually
3/8" high and 3/4" in diameter. Larger sizes can be
supplied at no increase in cost.
Special Gaskets must be specified.
Plain brass, or checkered bronze covers for H6200, H7000 and
H8000 boxes must be clearly stated.
Bronze Hinges are not standard on HD6000 or H6000 boxes and
must be ordered when required. See schedule B.
Hinge location on H3200, H3200-T, H5500 and H8200 type boxes
is always on long dimension, right side, when facing the box.
Consider their position when making a conduit layout.
REQUIRED METAL THICKNESS FOR FIVE THREADS*
For Explosion-tight, Duty-tight, Rain-tight Entrances
| Conduit
Size |
Thickness
Required |
Conduit
Size |
Thickness
Required |
| 1/2" |
3/8" |
2" |
7/16" |
| 3/4" |
3/8" |
2
1/2" |
5/8" |
| 1" |
7/16" |
3" |
5/8" |
| 1
1/4" |
7/16" |
3
1/2" |
5/8" |
| 1
1/2" |
7/16" |
4",4
1/2",5",6" |
5/8" |
*
When wall of box is less than thickness required, bossess should
be ordered.
