Harken 4.50 (114 mm) Deck Sheave (518)

Harken 4.50 (114 mm) Deck Sheave

Harken
SKU:
HK518
|
UPC:
97653010685
$1,359.40
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Description

Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anodized, PTFE-impregnated 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial loads and carbon-black Delrin® balls to support sideloads and provide UV protection.

Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.

Part no. 518:  114mm Sheave

Specifications

  • Sheave Ø (mm) 114 mm
  • Sheave Ø (in) 4 1/2 in
  • Width (mm) 25 mm
  • Width (in) 1 in
  • Weight (g) 454 g
  • Weight (oz) 16 oz
  • Center pin Ø (mm) 19.1 mm
  • Center pin Ø (in) 3/4 in
  • Fasteners (mm) 10 mm
  • Fasteners (in) 3/8 in
  • Fastener circle (mm) 35 mm
  • Fastener circle (in) 1 3/8 in
  • Maximum line Ø (mm) 18 mm
  • Maximum line Ø (in) 3/4 in
  • Maximum working load (kg) 3401 kg
  • Maximum working load (lb) 7500 lb
  • Breaking load (kg) 6803 kg
  • Breaking load (lb) 15000 lb 

 

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