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Unit 2 Underdeck Furling System Unit 2 Underdeck Furling System Unit 2 Underdeck Furling System Unit 2 Underdeck Furling System
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Unit 2 Underdeck Furling System

Part No. 7412.11 5/8
$6,612.00  Not available on-line. Please contact your Harken dealer.
Wire Ø (1 x 19 SS) (mm)10, 8 mm
Wire Ø (1 x 19 SS) (in)3/8, 5/16 in
Rod Ø (mm)7.14, 8.38 mm
Rod Ø (dash)-12, -17
Clevis pin Ø (mm)15.9 mm
Clevis pin Ø (in)5/8 in

Harken’s MKIV Underdeck Furling is the perfect solution for performance racers and cruisers who want an aerodynamic system with a minimal amount of equipment above deck. The drum is located beneath the deck, lowering the tack height for maximized sail area.

DXF5d50afca-968b-4781-9b80-f2a5f0f9b18f.zip#7412.11_5-8.DXF 
DWG9b166cb2-7b8c-487b-bdfc-255d88d3a408.zip#7412.11_5-8.DWG 
IGSd679e292-6c49-4359-8048-77214b8ba23f.zip#7412.11_5-8.IGS 
Wire Ø (1 x 19 SS) (mm)10, 8 mm
Wire Ø (1 x 19 SS) (in)3/8, 5/16 in
Rod Ø (mm)7.14, 8.38 mm
Rod Ø (dash)-12, -17 
Clevis pin Ø (mm)15.9 mm
Clevis pin Ø (in)5/8 in
Standard headstay length (m)18.38 m
Standard headstay length (ft in)60.4 ft in
Maximum headstay length (m)20.51 m
Maximum headstay length (ft in)67' 4" ft in
A (mm)143 mm
A (in)5 5/8 in
B (mm)231 mm
B (in)9 1/8 in
C maximum (mm)406 m
C maximum (in)16 in
D (mm)66  mm
D (in)2 9/16 in
E maximum (mm)1314 mm
E maximum (in)51 3/4 in
E minimum (mm)1187 mm
E minimum (in)46 3/4 in
F maximum (mm)384 mm
F maximum (in)15 1/8 in
F minimum (mm)306 mm
F minimum (in)12 1/16 in
G maximum (mm)348 mm
G maximum (in)13 15/16 in
G minimum (mm)276 mm
G minimum (in)10 7/8 in
H (mm)208 mm
H (in)8 3/16 in
I (mm)97 mm
I (in)3 13/16 in
J maximum (mm)164 mm
J maximum (in)6 7/16 in
J minimum (mm)85 mm
J minimum (in)3 3/8 in
K (mm)32 mm
K (in)1 1/4 in
L (mm)36 mm
L (in)1 3/8 in
Extrusion length (m)2.13 m
Extrusion length (ft in)7' ft in
Luff tape size (mm)5 mm
Luff tape size (in)#6 (6/32) in
Manual: 4656.pdf (open/save)
Manual: 4656PartsUnit2.pdf (open/save)
DWG: 7412.11_5-8.DWG (open/save)
DXF: 7412.11_5-8.DXF (open/save)
IGS: 7412.11_5-8.IGS (open/save)

DO NOT use Harken Equipment for Human suspension.

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