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Unit 4 MKIV Hydraulic Furling System — Fits -30, -40 rod, 12 mm Wire Unit 4 MKIV Hydraulic Furling System — Fits -30, -40 rod, 12 mm Wire
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Unit 4 MKIV Hydraulic Furling System — Fits -30, -40 rod, 12 mm Wire

Part No. 7414.15S
$15,381.00  Not available on-line. Please contact your Harken dealer.
Wire Ø (1 x 19 SS) (mm)12 mm
Wire Ø (1 x 19 SS) (in)1/2 in
Rod Ø (mm)11.1, 12.7 mm
Rod Ø (dash)-30, -40
Clevis pin Ø (mm)22.2, 25.4, 28.6 mm
Clevis pin Ø (in)1, 1 1/8, 7/8 in

Harken® MKIV Hydraulic Jib Reefing and Furling allow sails to be reefed, furled, or set with the touch of a button. Both tack and head have double swivels, improving sail shape when partially reefed. MKIV hydraulic furlers are used on cruisers and high-performance cruising yachts with headstays up to -40.

I maximum (in)6 5/16 in
I minimum (mm)132 mm
I minimum (in)5 3/16 in
J maximum (mm)95 mm
J maximum (in)3 3/4 in
J minimum (mm)66 mm
J minimum (in)2 5/8 in
K maximum (mm)353 mm
K maximum (in)13 7/8 in
K minimum (mm)188 mm
L (mm)44 mm
K minimum (in)7 3/8 in
L (in)1 3/4 in
M (mm)47 mm
M (in)1.84375 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
FootnoteHydraulic cylinder increases standard and max headstay lengths., If hydraulic cylinder is used, dimensions E through I will increase according to cylinder length and settings. See installation manual for detailed cylinder dimension info. 
Wire Ø (1 x 19 SS) (mm)12 mm
Wire Ø (1 x 19 SS) (in)1/2 in
Rod Ø (mm)11.1, 12.7 mm
Rod Ø (dash)-30, -40 
Clevis pin Ø (mm)22.2, 25.4, 28.6 mm
Clevis pin Ø (in)1, 1 1/8, 7/8 in
Standard headstay length (m)22.93 m
Standard headstay length (ft in)75' 3" ft in
Maximum headstay length (m)29.33 m
Maximum headstay length (ft in)96' 3" ft in
A (mm)227 mm
A (in)8 15/16 in
B (mm)360 mm
B (in)14 1/4 in
C (mm)225 mm
C (in)8 7/8 in
D (mm)115 mm
D (in)4 1/2 in
E maximum (mm)1409 mm
E maximum (in)55 1/2 in
E minimum (mm)1381 mm
E minimum (in)54 3/8 in
F maximum (mm)971 mm
F maximum (in)38 1/4 in
F minimum (mm)943 mm
F minimum (in)37 1/8 in
G maximum (mm)565 mm
G maximum (in)22 1/4 in
G minimum (mm)540 mm
G minimum (in)21 1/4 in
H maximum (mm)500 mm
H maximum (in)19 11/16 in
H minimum (mm)472 mm
H minimum (in)18 9/16 in
I maximum (mm)160 mm
EPS: 7414.15.eps (open/save)
High-res JPG: 7414.15.jpg (open/save)

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

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