Japan, Naniwa
Naniwa BC Shackle Standard Shackle
Product Made in Japan
Manufacturer : Naniwa
Model: BC Shackle
Dimension drawing
| Model | BC |
| Size | 6mm~40mm |
Dimensions follow JIS Unit: mm
Nominal name of screw | Working load | t | d (Body diameter) | B (Mouth width) | B1 (Inner diameter) | D (Head diameter) | |
| tf | kN | ||||||
| 6 | 0.2 | 1.96 | 6 | 8 | 11 | 20 | 17 |
| 8 | 0.35 | 3.43 | 8 | 10 | 14 | 25 | 21 |
| 10 | 0.6 | 5.88 | 10 | 12 | 17 | 30 | 25 |
| 12 | 0.9 | 8.82 | 12 | 14 | 20 | 35 | 32 |
| 14 | 1.2 | 11.76 | 14 | 16 | 24 | 40 | 36 |
| 16 | 1.5 | 14.7 | 16 | 18 | 26 | 45 | 40 |
| 18 | 2 | 19.6 | 18 | 21 | 29 | 53 | 45 |
| 20 | 2.5 | 24.5 | 20 | 23 | 31 | 58 | 50 |
| 22 | 3 | 29.4 | 22 | 26 | 34 | 65 | 55 |
| 24 | 3.6 | 35.28 | 24 | 28 | 39 | 70 | 62 |
| 26 | 4.2 | 41.16 | 26 | 30 | 41 | 75 | 66 |
| 28 | 4.8 | 47.04 | 28 | 32 | 43 | 80 | 70 |
| 30 | 5.4 | 52.92 | 30 | 34 | 45 | 85 | 75 |
| 32 | 6.2 | 60.76 | 32 | 37 | 48 | 93 | 80 |
| 34 | 7 | 68.6 | 34 | 39 | 50 | 98 | 85 |
| 36 | 8 | 78.4 | 36 | 42 | 54 | 105 | 90 |
| 38 | 9 | 88.2 | 38 | 44 | 57 | 110 | 95 |
| 40 | 10 | 98 | 40 | 47 | 60 | 118 | 100 |
| 42 | 11 | 107.8 | 42 | 49 | 63 | 123 | 105 |
| 44 | 12 | 117.6 | 44 | 51 | 66 | 128 | 110 |
| 46 | 13 | 127.4 | 46 | 53 | 68 | 133 | 115 |
| 48 | 14 | 137.2 | 48 | 55 | 72 | 138 | 120 |
| 50 | 15 | 147 | 50 | 57 | 75 | 143 | 125 |
| 55 | 18 | 176.4 | 55 | 62 | 83 | 155 | 138 |
| 60 | 22 | 215.6 | 60 | 69 | 90 | 178 | 150 |
| 65 | 26 | 254.8 | 65 | 75 | 98 | 188 | 164 |
| 70 | 30 | 294 | 70 | 81 | 105 | 202 | 178 |
| 75 | 35 | 343 | 75 | 87 | 112 | 218 | 192 |
| 80 | 40 | 392 | 80 | 93 | 120 | 232 | 206 |
| 85 | 45 | 441 | 85 | 99 | 128 | 248 | 220 |
| 90 | 50 | 490 | 90 | 104 | 135 | 260 | 232 |
Nominal name of the screw | L (Length) | Hole diameter | Pin diameter | Thread diameter | Weight(kg) |
| BC | |||||
| 6 | 36 | 9 | 8 | M8 | 0.06 |
| 8 | 45 | 11 | 10 | M10 | 0.13 |
| 10 | 54 | 13 | 12 | M12 | 0.21 |
| 12 | 63 | 16 | 15 | M14 | 0.36 |
| 14 | 72 | 18 | 17 | M16 | 0.5 |
| 16 | 80 | 20 | 19 | M18 | 0.74 |
| 18 | 95 | 22 | 21 | M20 | 1.1 |
| 20 | 104 | 25 | 24 | M24 | 1.6 |
| 22 | 117 | 27 | 26 | M24 | 2 |
| 24 | 126 | 31 | 30 | M30 | 2.6 |
| 26 | 135 | 33 | 32 | M30 | 3.1 |
| 28 | 144 | 35 | 34 | M33 | 3.9 |
| 30 | 153 | 37 | 36 | M36 | 4.6 |
| 32 | 167 | 39 | 38 | M39 | 6.1 |
| 34 | 176 | 41 | 40 | M42 | 7.2 |
| 36 | 190 | 43 | 42 | M45 | 8.5 |
| 38 | 198 | 47 | 46 | M48 | 10.1 |
| 40 | 212 | 49 | 48 | M48 | 12.5 |
| 42 | 220 | 53 | 51 | M48 | ー |
| 44 | 230 | 56 | 54 | M48 | ー |
| 46 | 240 | 58 | 56 | M48 | ー |
| 48 | 248 | 60 | 58 | M56 | ー |
| 50 | 257 | 62 | 60 | M56 | ー |
| 55 | 280 | 67 | 65 | M64 | ー |
| 60 | 310 | 72 | 70 | M64 | ー |
| 65 | 338 | 79 | 77 | M72 | ー |
| 70 | 360 | 85 | 83 | M80 | ー |
| 75 | 387 | 92 | 90 | M80 | ー |
| 80 | 414 | 98 | 96 | M90 | ー |
| 85 | 440 | 104 | 102 | M90 | ー |
| 90 | 473 | 108 | 108 | M100 | ー |
