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51 mm Wire Through-Deck

Part No. 310
$98.10  Limited Quantities In Stock
Sheave Ø (mm)51 mm
Sheave Ø (in)2 in
Maximum wire Ø (mm)5 mm
Maximum wire Ø (in)3/16 in
Maximum working load (kg)907 kg
Maximum working load (lb)2000 lb

Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes.

Sheave Ø (mm)51 mm
Sheave Ø (in)2 in
Weight (g)163 g
Weight (oz)5.75 oz
Maximum wire Ø (mm)5 mm
Maximum wire Ø (in)3/16 in
Maximum line Ø (mm)6 mm
Maximum line Ø (in)1/4 in
Fasteners (mm)6 RH mm
Fasteners (in)1/4 RH in
Mounting hole spacing (mm)94 mm
Mounting hole spacing (in)3 11/16 in
Cutout (mm)14 x 73 mm
Cutout (in)9/16 x 2 23/32 in
Maximum working load (kg)907 kg
Maximum working load (lb)2000 lb
Breaking load (kg)1814 kg
Breaking load (lb)4000 lb
DWG: 310.dwg (open/save)
DXF: 310.dxf (open/save)
EPS: 310.eps (open/save)
High-res JPG: 310.jpg (open/save)

DO NOT use Harken Equipment for Human suspension.

  • United States
  • Australia
  • France
  • Italia
  • New Zealand
  • Polska
  • Sverige
  • UK