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150 mm Aluminum Block — Swivel 150 mm Aluminum Block — Swivel 150 mm Aluminum Block — Swivel
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150 mm Megayacht ULC

150 mm Aluminum Block — Swivel

Part No. HC8639
  Not available on-line. Please contact Harken.
Sheave Ø (mm)150 mm
Sheave Ø (in)5 15/16 in
Maximum line Ø (mm)25 mm
Maximum line Ø (in)1 in
Maximum working load (kg)8800 kg
Maximum working load (lb)19405 lb

Sideplates are constructed of hardcoat-anodized 6061-T6 aluminum for strength and corrosion resistance. The ultralight composite bearing system (ULC) rides on a heat-treated stainless steel inner race to handle extremely high loads.

Sheave Ø (mm)150 mm
Sheave Ø (in)5 15/16 in
Weight (kg)3.511 kg
Weight (lb)7.74 lb
Length (mm)327 mm
Length (in)12 7/8 in
Maximum line Ø (mm)25 mm
Maximum line Ø (in)1 in
Maximum working load (kg)8800 kg
Maximum working load (lb)19405 lb
Breaking load (kg)17600 kg
Breaking load (lb)38810 lb
FootnoteMaximum working load limited by shackle. 
DWG: HC8639.DWG (open/save)
DXF: HC8639.DXF (open/save)
IGS: HC8639.IGS (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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