Basic alloy chain sling configurations are often described using
a code.
1.Select size of chain determined by the working load
limit required (refer to previous page)
2. Select length of assembly including attachments,
measured bearing point to bearing point.
3. Select first letter designating the number of legs:
S Single leg with one branch
D Double leg with two branches
T Triple leg with three branches
Q Quadruple leg sling with four branches
4. Select second letter designating the fitting at the top
of the sling:
O Oblong shaped master link
S Sling hook
G Grab hook
B Basket with oblong master sling

5. Select third letter or group of letter designating the
fitting at the bottom of each leg:
S Sling hook
G Grab hook
LK Sliding Choker
BK Self Locking Hook
F Foundry hook
Example: 3/8” x 10’ Type ADOS describes an Adjustable,
Double Leg Sling with Oblong master link on top and a
Sling hook at the bottom of each leg or branch.
6. If an adjustable chain sling is desired add the letter
A or E preceding all letters depending on style of adjusting
device preferred.