Page 33 - Harken

Midrange Blocks

About Classic blocks: see feature page at beginning of this section.

1541 1544
98 mm 1540
(3 7/8") 1548
1542
1586
60 mm Hexaratchet blocks
(2 3/8") Midrange Hexaratchet blocks grip
loaded sheets, yet allow sailors to
ease and trim quickly and with
complete control. A switch on the
side engages and disengages the
ratchet mechanism.
1545 1546 1559 1560 Eight-sided aluminum sheave for
10:1 or 15:1 holding power with
180° wrap.

1564

STANDARD

1549 1550 1571 1555

1556 1565 1566

HEXARATCHET
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.
Sheave Shackle pin Max line Maximum Breaking
Part Ø Length Weight Ø Ø working load load
No. Description in mm in mm oz g in mm in mm lb kg lb kg
Standard
1540 Single 3 76 6 1/8 156 13 367 5/16 8 9/16 14 1800 816 5000 2268
1541 Single/becket 3 76 7 1/8 184 14 397 5/16 8 9/16 14 1800 816 5000 2268
1542 Single/aluminum sheave 3 76 6 1/8 156 15 425 5/16 8 9/16 14 1800 816 5000 2268
1544 Double 3 76 7 1/2 191 25.5 723 5/16 8 9/16 14 2800 1270 7000 3175
1545 Double/becket 3 76 8 1/2 216 26.5 751 5/16 8 9/16 14 2800 1270 7000 3175
1546 Triple 3 76 7 3/4 197 36 1020 5/16 8 9/16 14 3800 1724 8500 3856
1548 Cheek* 3 76 4 3/8 111 11 312 9/16 14 1500 680 4200 1905
1559 Fiddle 3;2 76;51 8 1/2 216 17 482 5/16 8 9/16 14 1800 816 5000 2268
1560 Fiddle/becket 3;2 76;51 9 1/2 241 18 510 5/16 8 9/16 14 1800 816 5000 2268
1564 Fiddle/280 Cam-Matic/becket 3;2 76;51 9 1/2 241 24.5 695 5/16 8 9/16 14 1800 816 5000 2268
1586 Single/high-load** 3 76 6 1/8 156 13 367 5/16 8 9/16 14 2300 1043 5000 2268
Hexaratchet
1549 Single/clockwise 3 76 6 1/8 156 14 397 5/16 8 9/16 14 1800 816 5000 2268
1550 Single/becket/clockwise 3 76 7 1/8 184 15 425 5/16 8 9/16 14 1800 816 5000 2268
1555 Triple/280 Cam-Matic/clockwise 3 76 7 3/4 197 49 1389 5/16 8 9/16 14 3800 1724 8500 3856
1556 Triple/280 Cam-Matic/becket/clockwise 3 76 8 3/4 222 51 1446 5/16 8 9/16 14 3800 1724 8500 3856
1571 Single/counterclockwise 3 76 6 1/8 156 14 397 5/16 8 9/16 14 1800 816 5000 2268
1565 Fiddle/280 Cam-Matic/clockwise 3;2 76;51 8 1/2 216 26.5 751 5/16 8 9/16 14 1800 816 5000 2268
1566 Fiddle/280 Cam-Matic/becket/clockwise 3;2 76;51 9 1/2 241 27.5 780 5/16 8 9/16 14 1800 816 5000 2268
*6 mm (1/4") RH fasteners. **High-load Midrange blocks use Torlon ball bearings.
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