Hobson data sheet
Grade 80 Master Link Assembly Data Sheet: WLL for 3 or 4 Leg Slings
Hobson's one-page data sheet for its Grade 80 master link assembly, part ULCL08PMA: a master link with two sub links that allows up to four leg sling lifts. It lists the working load limit, breaking load and dimensions for chain sizes 7 to 26mm, and the markings.
What this covers
- Applications and features
- WLL for 3 or 4 leg lifts
- Dimensions
- Markings
Key things to remember
The essentials from this document in plain words. Check the full document before you rely on a figure.
- For Grade 80 two to four leg chain slings, wire rope and synthetic slings, used with Grade 80 lifting components. Powder coated.
- Conforms to AS 3776, and every assembly is 100% magnaflux crack tested.
- The WLL in the table is for a three or four leg lift with the legs between 0 and 45 degrees.
- WLL by chain size, 3 or 4 leg lift at 0 to 45 degrees: 7mm 5.5 tonne, 8mm 6.65, 10mm 9.40, 13mm 14.20, 16mm 22.30, 20mm 33.50, 22mm 40.80, 26mm 56.80 tonne.
- The breaking load listed is four times the WLL, for example 37.6 tonne for the 10mm assembly.
- Each assembly is marked with CE, its WLL, a trace code linked to its test certificate, and the maker's mark.
Who it helps: Riggers making up multi-leg Grade 80 slings who need the master link assembly to match the chain size and lift.
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This document is published by Hobson Engineering, who supply this range to us. We show it here in full so you can read it next to the product; the summary above is ours. Read it on this page or download the PDF. For the most current version, ask us.