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Harken
Harken 4.5 in. Sheave
    Code: HAR518
    Original Price:$471.35
    Price: $414.79
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    Quantity in Basket: None
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    Product Description

    Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of Hardkote-anodized, Teflon® 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. Select sheaves based on load-carrying capability.

    Installation requires clamping or securing inner race.

    Use for:
    Mainsheets, Spinnaker sheets, Afterguy/foreguy and Footblocks.

    Part Number: 518


    Specifications
    Imperial Metric
    Sheave Dia. 4 1/2" 114 mm
    Width 1" 25 mm
    Weight 16 oz 454 gr
    Center Pin Dia. 3/4" 19.10 mm
    Fasteners 3/8" 10 mm
    Fastener Circle 1 3/8" 35 mm
    Max Line Dia. 3/4" 18 mm
    Maximum Working Load 7500 lbs 3401 kg
    Breaking Load 15000 lbs 6803 kg

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