100mm Aluminum Footblock

Part No. 3249

Sheave Ø (mm) 100 mm

Sheave Ø (in) 3 15/16 in

Maximum line Ø (mm) 16 mm

Maximum line Ø (in) 5/8 in

Maximum working load (kg) 3402 kg

Maximum working load (lb) 7500 lb

We are sorry, but this product is not available online. Please contact your Harken dealer.

Find a dealer

Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets. Either metric or imperial flathead fasteners may be used for mounting and are not exposed. Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.

Specifications Resources Spare Parts

Sheave Ø (mm)	100 mm
Sheave Ø (in)	3 15/16 in
Length (mm)	143 mm
Length (in)	5 5/8 in
Height (mm)	33 mm
Height (in)	1 5/16 in
Weight (g)	555 g
Weight (oz)	19.57 oz
Maximum line Ø (mm)	16 mm
Maximum line Ø (in)	5/8 in
Maximum working load (kg)	3402 kg
Maximum working load (lb)	7500 lb
Breaking load (kg)	6804 kg
Breaking load (lb)	15000 lb
Number of fasteners	4
Fasteners (mm)	10 FH mm
Fasteners (in)	3/8 FH in
A (mm)	14.5 mm
A (in)	9/16 in
B (mm)	37.5 mm
B (in)	1 15/32 in
C (mm)	92.5 mm
C (in)	3 21/32 in
D (mm)	28 mm
D (in)	1 3/32 in
E (mm)	100 mm
E (in)	3 15/16 in
F (mm)	143 mm
F (in)	5 5/8 in
G (mm)	23 mm
G (in)	29/32 in

Drawing - DXF 3249.DXF.zip 0.08 MB Drawing - DWG 3249.DWG.zip 0.08 MB 3D drawing - IGS 3249.IGS.zip 0.73 MB Photo - JPG 3249.jpg 0.11 MB Photo - EPS 3249.eps.zip 1.46 MB Manual 4546.pdf 1.22 MB

ID BOM	Qty		Price
HBB87ASSY	1	more info
Roller Cage Assembly - 100 mm Black Magic Block Center cage keeps Torlon® roller bearings separated and parallel to reduce friction.
HFS1271	3	more info	$0.54	Add to cart
Fastener - M6 x 1 x 16 mm Socket Head Cap Screw, Black Fasten with M6 hex wrench.
AL-3760	1	more info	$165.85	Add to cart
Top Plate with Isolators - 100 mm Black Magic Footblock Sideplates are Hard Lube-anodized for maximum UV protection and a smooth surface. Dissimilar metals are isolated to prevent corrosion.
AL-3761	1	more info
Bottom Plate with Helicoils - 100 mm Black Magic Footblock Sideplates are Hard Lube-anodized for maximum UV protection and a smooth surface.
H-34391A	1	more info	$81.30	Add to cart
Sheave Assembly - 100 mm Black Magic Block Sheaves are Hard Lube-anodized for maximum UV protection and a smooth surface. Captive Delrin® ball bearings carry side loads.