| Chain Size In. | Link Width A In. | D Length over 6 Links In. | Link Width B In. | Grip Radius C In. | Number of Links per 15-Fathom Shot | Proof Test Load (lb.) | Break Test Load (lb.) | Nominal Weight per 15-Fathom Shot | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Min. | Nominal | Max. | ||||||||
| 3/4′ | 4-1/2 | 19-3/8 | 19-1/2 | 19-13/16 | 2-5/8 | 1/2 | 369 | 48,000 | 75,000 | 430 |
| 7/8′ | 5-1/4 | 22-5/8 | 22-3/4 | 23-1/16 | 3-1/8 | 37/64 | 305 | 64,400 | 98,000 | 660 |
| 1′ | 6 | 25-7/8 | 26 | 26-3/8 | 3-9/15 | 21/32 | 267 | 84,000 | 129,000 | 860 |
| 1-1/8′ | 6-3/4 | 29-1/16 | 29-1/4 | 29-5/8 | 4 | 25/32 | 237 | 106,000 | 161,000 | 1,080 |
| 1-1/4′ | 7-1/2 | 32-5/16 | 32-1/2 | 32-15/16 | 4-1/2 | 25/32 | 213 | 130,000 | 198,000 | 1,350 |
| 1-3/8′ | 8-1/4 | 35-9/16 | 35-3/4 | 36-1/4 | 4-15/16 | 7/8 | 193 | 157,000 | 235,000 | 1,630 |
| 1-1/2′ | 9 | 38-13/16 | 39 | 39-1/2 | 5-3/8 | 63/64 | 177 | 185,000 | 280,000 | 1,940 |
| 1-5/8 | 9-3/4 | 42 | 42-1/4 | 42-7/8 | 5-7/8 | 1-1/16 | 165 | 216,000 | 325,000 | 2,240 |
| 1-3/4 | 10-1/2 | 45-1/2 | 45-1/2 | 46-1/8 | 6-5/16 | 1-5/32 | 153 | 249,000 | 380,000 | 2,590 |
| 1-7/8 | 11-1/4 | 48-1/2 | 48-3/4 | 49-1/12 | 6-3/4 | 1-1/4 | 143 | 285,000 | 432,000 | 2,980 |
| 2 | 12 | 51-11/16 | 52 | 52-3/4 | 7-3/16 | 1-5/16 | 135 | 318,000 | 454,000 | 3,360 |
| 2-1/8 | 12-3/4 | 54-15/16 | 55-1/4 | 56-1/8 | 7-5/8 | 1-27/64 | 125 | 357,000 | 510,000 | 3,790 |
| 2-1/4 | 13-1/2 | 58-3/16 | 58-1/2 | 59-3/8 | 8-1/8 | 1-1/2 | 119 | 396,000 | 570,000 | 4,250 |
| 2-3/8 | 14-1/4 | 61-7/16 | 61-3/4 | 62-3/4 | 8-9/16 | 1-9/16 | 113 | 440,000 | 628,000 | 4,730 |
| 2-1/2 | 15 | 64-11/16 | 65 | 66 | 9 | 1-5/8 | 107 | 484,000 | 692,000 | 5,270 |
| 1-5/8 | 15-3/4 | 67-7/8 | 68-1/4 | 69-1/4 | 9-7/16 | 1-11/16 | 101 | 530,000 | 758,000 | 5,820 |
| 2-3/4 | 16-1/2 | 71-1/8 | 71-1/2 | 72-9/16 | 9-7/8 | 1-13/16 | 97 | 578,000 | 826,000 | 6,410 |
| 2-7/8 | 17-1/4 | 74-3/8 | 74-3/4 | 75-7/8 | 10-3/8 | 1-7/8 | 93 | 628,000 | 897,000 | 7,020 |
| 3 | 18 | 77-5/8 | 78 | 79-3/16 | 10-13/16 | 2 | 89 | 679,000 | 970,000 | 7,650 |
| 3-1/8 | 18-3/4 | 80-13/16 | 81-1/4 | 82-1/2 | 11-1/4 | 2-1/16 | 87 | 732,000 | 1,046,000 | 8,320 |
| 3-1/4 | 19-1/2 | 84-1/16 | 84-1/2 | 85-3/4 | 11-11/16 | 2-1/8 | 83 | 787,000 | 1,124,000 | 9,010 |
| 3-3/8 | 20-1/4 | 87-5/16 | 87-3/4 | 89 | 12-1/8 | 2-3/16 | 79 | 843,000 | 1,204,000 | 9,730 |
| 3-1/2 | 21 | 90-9/16 | 91 | 92-5/16 | 12-5/8 | 2-5/16 | 77 | 900,000 | 1,285,000 | 10,500 |
| 3-5/8 | 21-3/4 | 93-13/16 | 94-1/4 | 95-5/8 | 12-15/16 | 2-5/16 | 73 | 958,000 | 1,369,000 | 11,300 |
| 3-3/4 | 22-1/2 | 97-1/16 | 97-1/2 | 98-7/8 | 13-3/8 | 2-15/32 | 71 | 1,019,000 | 1,455,000 | 12,000 |
| 3-7/8 | 23-1/4 | 100-1/4 | 100-3/4 | 102-3/16 | 14 | 2-15/32 | 69 | 1,080,000 | 1,543,000 | 12,900 |
| 4 | 24 | 103-1/2 | 104 | 105-1/2 | 14-3/8 | 2-5/8 | 67 | 1,143,000 | 1,632,000 | 13,700 |
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