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Schematic
William Hackett HA22MS OS+ Master Link, WLL 24,250 lb (11 tonnes)
SKU HA22MS
$64.20
Use it with
Liftgear ADOS 1/2" Two Leg Adjustable Grade 100 Chain Sling, Sling HooksWLL 26,000 lb at 60°$515.81
Green Pin 1-1/4" Spring Release ROV Shackle – 26,450 lb (12 tonnes) WLL – POGHMB32ROVSRL$5,117.82
Green Pin P-6703A Swivel Hoist Hook with Safety Latch – 25,350 lb (11.5 tonnes) WLL – HKK03A115$413.88
Liftgear QOG 1/2" Four Leg Grade 100 Chain Sling, Grab HooksWLL 39,000 lb at 60°$721.76
Details
The HA Master Link OS+ is a fundamental component used in a wide range of lifting and rigging applications, acting as the connection point between sling legs below and the lifting machine above. Manufactured from Grade 8 triple alloy steel, the OS+ range is specially engineered for use in harsh offshore environments. Having received DNV type approval, it is recognised and specified globally by operators, contractors, and rigging shops for offshore rigging and DNV 2.7-1 container lifting sets.
- Grade 8 triple alloy steel — engineered for offshore environments
- DNV type approved — certified for offshore rigging & DNV 2.7-1 container sets
- Compatible with wire rope, chain, and synthetic sling assemblies
- Proof load tested — 2.5× WLL (under 75mm) / 2.0× WLL (90mm and above)
- 5:1 safety factor
- Operating range -40°C to +200°C
Working Load Limits by Size
| Part Number | Part Code | WLL (lb) | MBL (lb) | Mass (lb) |
|---|---|---|---|---|
| HA16ML 8 OS+ | 330.160+ | 9,038 | 45,186 | 1.50 |
| HA22MLS 8 OS+ | 330.22S+ | 24,250 | 121,396 | 3.24 |
| HA22ML 8 OS+ | 330.220+ | 15,432 | 77,109 | 5.03 |
| HA25ML 8 OS+ | 330.250+ | 20,503 | 102,512 | 6.86 |
| HA28MLS 8 OS+ | 330.28S+ | 42,990 | 214,916 | 6.50 |
| HA28ML 8 OS+ | 330.280+ | 31,967 | 159,838 | 8.33 |
| HA32ML 8 OS+ | 330.320+ | 41,887 | 209,521 | 11.07 |
| HA36ML 8 OS+ | 330.360+ | 57,320 | 286,630 | 14.29 |
| HA40ML 8 OS+ | 330.400+ | 67,240 | 336,313 | 18.65 |
| HA45ML 8 OS+ | 330.450+ | 88,184 | 441,074 | 26.85 |
Never exceed the rated Working Load Limit. Always follow applicable domestic safety regulations. Inspect before every use — remove from service if deformed, cracked, or damaged. For expert guidance contact Liftgear at 1-888-R1GGING.

