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Unit 3 Underdeck Furling System — 22.2 Pin Unit 3 Underdeck Furling System — 22.2 Pin
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Unit 3 Underdeck Furling System — 22.2 Pin

Part No. 7413.11 7/8
$10,928.00  Not available on-line. Please contact your Harken dealer.
Wire Ø (1 x 19 SS) (mm)11, 12 mm
Wire Ø (1 x 19 SS) (in)1/2, 7/16 in
Rod Ø (mm)11.1, 9.53 mm
Rod Ø (dash)-22, -30
Clevis pin Ø (mm)19.1, 22.2 mm
Clevis pin Ø (in)3/4, 7/8 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.

Extrusion length (ft in)7' ft in
Luff tape size (mm)5 mm
Luff tape size (in)#6 (6/32) in
Wire Ø (1 x 19 SS) (mm)11, 12 mm
Wire Ø (1 x 19 SS) (in)1/2, 7/16 in
Rod Ø (mm)11.1, 9.53 mm
Rod Ø (dash)-22, -30 
Clevis pin Ø (mm)19.1, 22.2 mm
Clevis pin Ø (in)3/4, 7/8 in
A (mm)186 mm
A (in)7 5/16 in
B (mm)296 mm
B (in)11 5/8 in
C maximum (mm)457 m
C maximum (in)18 in
D (mm)86 mm
D (in)3 3/8 in
E maximum (mm)1293 mm
E maximum (in)50 7/8 in
E minimum (mm)1278 mm
E minimum (in)50 5/16 in
F maximum (mm)474 mm
F maximum (in)18 11/16 in
F minimum (mm)460 mm
F minimum (in)18 1/16 in
G maximum (mm)427 mm
G maximum (in)16 13/16 in
G minimum (mm)413 mm
G minimum (in)16 1/2 in
H (mm)247 mm
H (in)9 3/4 in
I (mm)121 mm
I (in)4 3/4 in
J maximum (mm)195 mm
J maximum (in)7 11/16 in
J minimum (mm)180 mm
J minimum (in)7 1/8 in
K (mm)38 mm
K (in)1/2 in
L (mm)43 mm
L (in)1 11/16 in
Extrusion length (m)2.13 m
Manual: 4656.pdf (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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