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ENGINEERED
STEEL PRODUCTS |
Priced
Full Line Products Catalog |
20
Technology Way West Greenwich, RI 02817
Toll free:(800) 421-0314 In RI:(401) 272-4570 Fax:(401)
421-5679 |
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WIRE
ROPE 4 LEG BRIDLE SLINGS
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Order
Online, by Phone, or by E-Mail |
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~ Add
items to your online shopping cart ~
Click a Price of the item you wish to purchase. |
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*Contact
Us For Special Lengths* |
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![](images/permaloc_rope_diameter.gif)
Rope
Dia.
(in.) |
2Min.
Sling
Length |
Eye
Hook
Cap.
(tons) |
1 Rated Capacity (tons)* |
![](images/permaloc_oblong_link.gif)
Oblong
Link
Stock
Dia. |
Extended
prices @ lengths shown (ft.)
Prices include thimbled eyes and eye hooks. |
+/-
Per
ft.
(4 legs) |
![](images/permaloc_60_degree.gif)
60° |
![](images/permaloc_45_degree.gif)
45° |
![](images/permaloc_30_degree.gif)
30° |
3' |
4' |
6' |
8' |
6
x
19 |
1/4 |
1' 3" |
1 |
2.2 |
1.8 |
1.3 |
1/2 |
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$15.49 |
5/16 |
1' 6'' |
1 |
3.5 |
2.8 |
2.0 |
3/4 |
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$18.18 |
3/8 |
1' 8" |
1 1/2 |
5.0 |
4.1 |
2.9 |
1 |
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$20.36 |
7/16 |
1' 10" |
2 |
6.7 |
5.5 |
3.9 |
1 |
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$23.86 |
1/2 |
2' |
3 |
8.8 |
7.1 |
5.1 |
1 1/4 |
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$24.34 |
9/16 |
2' 2" |
4 1/2 |
11 |
9.0 |
6.4 |
1 1/4 |
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$27.59 |
5/8 |
2' 4" |
4 1/2 |
14 |
11 |
7.8 |
1 1/4 |
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$32.13 |
3/4 |
2' 9" |
7 |
19 |
16 |
11 |
1 3/4 |
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$45.03 |
7/8 |
3' 3" |
11 |
26 |
21 |
15 |
1 3/4 |
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$59.24 |
1 |
3' 6" |
11 |
34 |
28 |
20 |
2 1/4 |
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$73.60 |
1 1/8 |
4' |
15 |
42 |
34 |
24 |
2 3/4 |
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$88.69 |
6
x 37 |
1 1/4 |
4' 6" |
15 |
51 |
42 |
30 |
2 3/4 |
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$121.48 |
Note:
Length Tolerances - Single Part Wire Rope Slings - Standard length tolerance
is plus or minus two rope diameters, or plus or minus
0.5% of the sling length, whichever is greater. The legs of bridle slings,
or matched slings are normally held to within one rope diameter. |
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* |
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Other
fittings and latches are available upon request. |
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![](images/warning_label.gif) |
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Do
not exceed rated capacities. Sling capacity decreases
as the angle from horizontal decreases.
Slings should not be used at angles of less than 30°.
Follow directions listed below. |
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1. 1
Ton = 2,000 lbs.
2. Minimum length based on thimbled eye
and eye hook. |
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Cells
with RED prices indicate shorter than recommended lengths and may require
reduced capacity ratings and/or eye lengths. |
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Effect
of Angle of Lift on a Sling's Rated Capacity |
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DEFINITION |
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serves
to alert users to potentially hazardous situations which often occur in
the use of these products.
Failure to read, understand and follow the accompanying instructions on
how to avoid these situations
could result in death or serious injury. |
![](images/warning_label.gif) |
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Using
slings at an angle can become deadly if that angle is not taken into consideration
when selecting the sling to
be used. The tension on each leg of the sling is increased as the angle
of lift, from horizontal, decreases. It is most
desirable for a sling to have a larger angle of lift, approaching 90°.
Lifts with angles of less than 30° from horizontal
are not recommended. If you can measure the angle of lift or the length
and height of the sling as rigged, you can
determine the properly rated sling for your lift. |
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What
would be the rating of each sling
rigged at this angle? |
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![choker hitch](images/choker_hitch.jpg) |
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![vertical hitch](images/vertical_hitch.jpg) |
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What
capacity sling do I need? |
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1.
Determine the weight that the sling
will be lifting [LW]. |
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1.
Calculate the Reduction Factor [RF]. |
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a.
Using the angle from horizontal,
read across the Angle Chart to the
corresponding number of the
Reduction Factor column. |
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2.
Calculate the Tension Factor [TF]. |
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a.
Using the angle from horizontal,
read across the angle chart to the
corresponding number of Tension
Factor column. |
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-OR- |
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b.
Divide sling height* [H] by sling
length* [L]. |
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-OR- |
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b.
Divide sling height* [H] by sling
length* [L]. |
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Choker
Hitch |
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Vertical
Hitch |
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2.
Reduction Factor [RF] x the sling's
rated capacity for the type hitch that
will be used = Sling's Reduced Rating. |
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![vertical basket hitch](images/vertical_basket_hitch.jpg) |
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3.
Lifting Weight [LW] x the Tension
Factor [TF] = Minimum Sling Rating
for the type of hitch that will be used. |
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Vertical
Basket
Hitch |
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*Measured
from a common horizontal plane to
the hoisting hook. |
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*Measured
from a common horizontal
plane to the hoisting hook. |
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Reduced
Capacity |
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Effect
of Angle Chart |
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Increasing
Tension |
![vertical choker](images/reduced_capacity.jpg) |
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Reduction
Factor |
Angle
From
Horizontal |
Tension
Factor
(TF) |
1.000 |
90° |
1.000 |
0.996 |
85° |
1.004 |
0.985 |
80° |
1.015 |
0.966 |
75° |
1.035 |
0.940 |
70° |
1.064 |
0.906 |
65° |
1.104 |
0.866 |
60° |
1.155 |
0.819 |
55° |
1.221 |
0.766 |
50° |
1.305 |
0.707 |
45° |
1.414 |
0.643 |
40° |
1.555 |
0.574 |
35° |
1.742 |
0.500 |
30° |
2.000 |
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![vertical basket hitch](images/increasing_tension.jpg) |
Example:
Vertical Choker rating of each sling = 6,000 lbs.
Measured Length (L) = 6 ft.
Measured Height (H) = 4 ft.
Reduction Factor (RF) = 4 (H) ÷ 6 (L) = .667
Reduced sling rating in this configuration = .667
(RF) x 6,000 lbs. = 4,000 lbs. of lifting capacity
per sling |
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Example:
Load Weight = 1,000 lbs.
Rigging - 2 slings in vertical hitch
Lifting Weight (LW) per sling = 500 lbs.
Measured Length (L) = 10 ft.
Measured Height (H) = 5 ft.
Tension Factor (TF) = 10 (L) ÷ 5 (H) = 2.0
Minimum Vertical Rated Capacity required
for this lift = 500 (LW) x 2.0 (TF) = 1,000
lbs. per sling |
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Sling
capacity decreases as the angle
from horizontal decrease. Sling angles
of less than 30° are not recommended. |
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Wire Rope Bridle Slings,
2, 3, & 4 Leg, Wire Rope Sling, Lift-All, Lifting Slings, 2-Leg Bridle
Sling, Prices include
Thimbled Eyes and Eye Hooks, 3-Leg Bridle Sling, and 4-Leg Bridle Sling
from your source for material handling
equipment. |
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