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Unit 3 MKIV Hydraulic Furling System Unit 3 MKIV Hydraulic Furling System
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Unit 3 MKIV Hydraulic

Unit 3 MKIV Hydraulic Furling System

Part No. 7413.15
$12,173.00  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, 22.2 mm
Clevis pin Ø (in)3/4, 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 -30.

DXF7d322a1b-894e-4d1a-8500-1cb51b55f2a9.zip#7413.15.DXF 
DWGa8cad793-a03d-4e2b-bbb1-ce9d1772af09.zip#7413.15.DWG 
IGS8d10e55a-515b-4c51-a746-732c5d8501ea.zip#7413.15.IGS 
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)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, 22.2 mm
Clevis pin Ø (in)3/4, 7/8 in
Standard headstay length (m)22.77 m
Standard headstay length (ft in)74' 9" ft in
Maximum headstay length (m)24.91 m
Maximum headstay length (ft in)81' 9" ft in
A (mm)186 mm
A (in)7 5/16 in
B (mm)300 mm
B (in)12 in
C (mm)209 mm
C (in)8 1/4 in
D (mm)80 mm
D (in)3 1/4 in
E maximum (mm)1209 mm
E maximum (in)47 9/16 in
E minimum (mm)1194 mm
E minimum (in)47 in
F maximum (mm)836 mm
F maximum (in)32 7/8 in
F minimum (mm)821 mm
F minimum (in)32 5/16 in
G maximum (mm)480 mm
G maximum (in)18 7/8 in
G minimum (mm)470 mm
G minimum (in)18 1/2 in
H maximum (mm)424 mm
H maximum (in)16 11/16 in
H minimum (mm)409 mm
H minimum (in)16 1/8 in
I maximum (mm)132 mm
I maximum (in)5 3/16 in
I minimum (mm)118 mm
I minimum (in)4 5/8 in
J maximum (mm)65 mm
J maximum (in)2 9/16 in
J minimum (mm)51 mm
J minimum (in)2 in
K maximum (mm)293 mm
K maximum (in)11 9/16 in
K minimum (mm)174 mm
K minimum (in)6 7/8 in
L (mm)38 mm
L (in)1 1/2 in
M (mm)43 mm
M (in)1 11/16 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: 4379.pdf (open/save)
Manual: 4379-PartsList.pdf (open/save)
DWG: 7413.15.DWG (open/save)
DXF: 7413.15.DXF (open/save)
IGS: 7413.15.IGS (open/save)
EPS: 7413.15.eps (open/save)
High-res JPG: 7413.15.jpg (open/save)

DO NOT use Harken Equipment for Human suspension.

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