Harken Unit 4 MKIV Furling System

Harken Unit 4 MKIV Furling System

MKIV furling systems are strong, lightweight and aerodynamic, with the performance and features Harken® is known for. Longevity, ease of use, and simplicity of installation are crucial components of the design.

Specifications:

Wire Ø (1 x 19 SS): 1/2, 5/8, 9/16 in. (12, 14, 16 mm)

Rod Ø: -30, -40, -48 (11.1, 12.7, 14.3 mm)

Clevis pin Ø: 1, 1 1/8, 1 7/8 in. (22.2, 25.4, 28.57 mm)

Standard headstay length: 75' 1" (22.88 m)

Maximum headstay length: 89' 1" (27.15 m)

A: 8 15/16 in. (227 mm)

D: 11 1/16 in. (280 mm)

E: 5 1/8 in. (130 mm)

F: 55 5/16 in. (1405 mm)

F maximum: 55 5/16 in. (1405 mm)

H: 20 in. (509 mm)

H maximum: 20 in. (509 mm)

I: 8 5/8 in. (220 mm)

I maximum: 8 5/8 in. (220 mm)

J: 1 3/4 in. (44 mm)

K: 1 27/32 in. (47 mm)

K (in)1 3/4 in

Extrusion length: 7 ft (2.13 m)

Luff tape size: #6 (6/32) in. (5 mm)