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3221 57 mm Single Footblock Lockoff Spare Parts

3221 57 mm Single Footblock Lockoff Spare Parts

Use the purchasable spare parts pdf to identify the component part number you need. To order, click the part name below in red. The parts listed here are the most commonly and easily replaced components. If you need a replacement for something not shown here, contact Harken. Purchasable spare parts pdf
Composer Export36715428BOM IDDescriptionQty1AL-3220 LOCKOFF12AL-3717 BETA CHEEK13AL-3718 ALPHA CHEEK14H-22899A MYLAR WASHER15H-34389A SHEAVE ASSM.16HBB85 ROLLER CAGE ASSM.17HCP355 O-RING18HFS796 FST. 4 X .7 X 12MM SHCS3tooltip
ID BOM Price
AL-3220 more info $55.65
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Lockoff - 57mm Footblock with Lockoff

Footblocks with lockoffs temporarily secure sheets.

AL-3717 more info $89.90
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Sideplate with Isolators - 57mm Black Magic Footblock, Lockoff

Sideplates are Hard Lube-anodized for maximum UV protection and a smooth surface. Dissimilar metals isolated to prevent corrosion.

AL-3718 more info $89.90
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Sideplate with Helicoils - 57mm Black Magic Footblock, Lockoff

Sideplates are Hard Lube-anodized for maximum UV protection and a smooth surface.

H-34389A more info $28.05
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Sheave Assembly - 57mm Black Magic Block

Sheaves are Hard Lube-anodized for maximum UV protection and a smooth surface. Captive Delrin® ball bearings carry side loads.

HBB85 more info $29.95
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Roller Cage Assembly - 57mm Black Magic Block

Center cage keeps Torlon® roller bearings separated and parallel to reduce friction.

HCP355 more info $1.60
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O-Ring - 11/16 x 7/16

O-rings form a watertight seal.

HFS796 more info $0.32
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Fastener - M4 x .7 x 12mm Socket Head Cap Screw, Black

Fasten with M4 hex wrench.

F R E E   G R O U N D  S H I P P I N G

for orders over $100!

Valid on orders shipping within the United States

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