244
E
P
I2
I
J
Ordering Winches
1. Choose Drum Material, Speed & Style
Aluminum: aluminum Radial winches in 1-, 2-, and 3-speed 
self-tailing or plain-top.
Aluminum classic single-speed, plain-top winches in sizes 
6 and 8; 2- and 3-speed self-tailing winches sizes 980 and up 
in aluminum or aluminum/stainless.
Chrome: Chrome Radial winches feature chrome drums with 
black or white composite bases and tops; 1-, 2-, and 3-speed 
self-tailing.
All-chrome Radial winches have chrome bases, drums, and 
tops; 1-, 2- and 3-speeds; self-tailing or plain-top.
Stainless Steel: stainless steel winches have stainless 
bases, drums, and tops; 2-, and 3-speed self-tailing; 4-speed 
winches in some larger sizes.
Bronze: bronze Radial winches in 1-, 2-, and 3-speeds; 
self-tailing or plain-top styles.
Carbon Fiber: carbon fiber winches in 2- and 3-speed 
self-tailing or top-cleating. 
To order large cruising, Megayacht, and Grand Prix racing 
winches, please contact Harken.
Powered Winches: choose electric or hydraulically driven 
winches and components. To order hydraulic winches, please 
contact Harken.
2. Determine size
The Sizing Chart selects winches for different applications 
and rig dimensions. If unsure of the dimensions, use the 
Typical Dimensions graphs. To order large Grand Prix and 
Megayacht winches, please contact Harken.
3. Choose Ball Bearing Handle
Plain or lock-in handles in chromed bronze, bronze, and 
aluminum; Speedgrip and standard styles in 203 and 254 mm 
(8 and 10" ) lengths.
Typical I, P
Dimensions
P:  Fractional
P:  Masthead
I:   Fractional
I:   Masthead
Boat length in feet (meters)
Typical J, E
Dimensions
J:  Fractional
J:  Masthead
E:  Fractional
E:  Masthead
Boat length in feet (meters)
J, E in feet (meters)
Rig Dimensions
Sizing Chart
Genoa
Mainsail
Spinnaker
Staysail
Sheet
Halyard
End-boom
mainsheet
Halyard
Reef
Sheet
Halyard
Topping lift/
foreguy
Halyard
Winch
size
Max sail area
100% foretriangle
(I x J x .5)
Max I
4:1 sheet
max sail area
(P x E x .5)
Max P
Max P
Max sail area
(I x J x 1.8)
Max I
Max I
Max I2
ft2
m2
ft
m
ft2
m2
ft
m
ft
m
ft2
m2
ft
m
ft
m
ft
m
6
75
7
25
7.6
—
—
25
7.6
34
10.4
500
46.5
25
7.6
35
10.7
25
7.6
8
115
10.5
36
11
150
14
32
9.8
40
12.2
800
74
36
11
44
13.4
37
11.3
15
135
12.5
39
12
194
18
34
10.5
43
13
893
83
39
12
47
14.2
39
12
20
155
14.5
42
12.8
230
21
38
11.6
46
14
975
91
42
12.8
50
15.2
42
12.8
35
225
21
48
14.6
335
30
43
13.1
53
16.2
1135
105
48
14.6
56
17
48
14.6
40
270
25
54
16.5
410
38
49
14.9
57
17.4
1240
115
54
16.5
61
18.6
54
16.5
46
365
34
69
21
625
58
64
19.5
73
22.2
1530
142
68
20.7
78
23.8
69
21
50
390
36
73
22.2
700
65
68
20.7
78
23.8
1750
162
74
22.5
82
25
73
22.2
60
525
49
82
25
850
79
80
24.4
92
28
2200
204
85
25.9
98
29.9
82
25
70
590
55
86
26.2
1000
93
85
25.9
97
29.6
3000
279
91
27.7
108
33
86
26.2
80
950
88
100
30.5
1350
125
102
31.1
—
—
—
—
105
32
—
—
—
—
65
(19.8)
60
(18.3)
55
(16.8)
50
(15.3)
45
(13.7)
40
(12)
35
(10.6)
30
(9)
30
(9)
35
(10.6)
40
(12)
45
(13.7)
50
(15.3)
55
(16.8)
24
(7.3)
22
(6.7)
20
(6.1)
18
(5.5)
16
(4.9)
14
(4.3)
12
(3.7)
10
(3)
30
(9)
35
(10.6)
40
(12)
45
(13.7)
50
(15.3)
55
(16.8)
J, E in feet (meters)

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