Dave Gerr - Boat Mechanical Systems Handbook-How to Design, Install, and Recognize Proper Systems in Boats

PART SEVEN: ANCHORING SYSTEMS

TABLE 22-2. DANFORTH ANCHOR DIMENSIONS (USE WITH FIGURE 22-11)

APPROXIMATE (ENGLISH)
Dimensions,inches
Size
Weight, lb. A B C D E F G H J K Chain Shackle

17 25 215 / 8 41 / 2 153 / 4 61 / 2 911 / 16 31 / 2 3 1 / 2 13 / 16 3 / 8
30 31 263 / 4 57 / 8 191 / 2 81 / 16 12 41 / 4 33 / 4 5 / 8 13 / 8 7 / 16
43 351 / 2 303 / 4 61 / 8 22 87 / 8 137 / 16 45 / 8 313 / 16 5 / 8 11 / 2 1 / 2
50 36 311 / 8 63 / 8 223 / 4 93 / 8 135 / 8 43 / 4 37 / 8 3 / 4 19 / 16 1 / 2
75 44 381 / 8 77 / 8 2611 / 16 117 / 16 167 / 16 53 / 16 43 / 4 117 / 8 5 / 8
100 471 / 2 411 / 8 83 / 8 30 123 / 8 173 / 4 651 / 2 13 / 16 21 / 16 3 / 4
150 49 421 / 2 85 / 8 31 123 / 4 19 61 / 4 55 / 8 11 / 4 21 / 8 3 / 4
200 53 451 / 2 91 / 4 323 / 4 137 / 8 203 / 4 63 / 4 61 / 8 15 / 16 23 / 8 7 / 8
APPROXIMATE (METRIC)
Dimensions, millimeters
Size
Weight, kg A B C D E F G H J K Chain Shackle

8 635 549 114 400 165 246 89 76 13 30 10

14 787 679 149 495 205 305 108 95 16 35 11

20 902 781 156 559 225 341 117 97 16 38 13

23 914 791 162 578 238 346 121 98 19 40 13

34 1,118 968 200 678 291 418 132 121 25 48 16

45 1,207 1,045 213 762 314 451 152 140 30 52 19

68 1,245 1,080 219 787 324 483 159 143 32 54 19

91 1,346 1,156 235 832 352 527 171 156 33 60 22

Figure 22-11.
Typical Danforth
anchor
proportions