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BOLT TYPE SAFETY CHAIN SHACKLE U.S. TYPE |
- Hot dip galvanized forged steel
- Quenched and tempered, with alloy pin
- Proof load is 2.2 times working load limit
- Ultimate load is 6 times working load limit
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Size
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WLL
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d1
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d2
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d3
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b1
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h1
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inch
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kg
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mm
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mm/inch
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mm
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mm
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mm
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1/4"
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500
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6.5
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8mm- 5/16"
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17
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12
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-
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5/16"
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750
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8
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10mm- 3/8"
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21
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13
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26
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3/8"
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1000
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10
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11mm- 7/16"
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25
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16
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31
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7/16"
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1500
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11
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13mm- 1/2"
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27
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18
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36
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1/2"
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2000
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13
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16mm- 5/8"
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30
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21
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41
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5/8"
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3250
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16
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19mm- 3/4"
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40
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27
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51
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3/4"
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4750
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19
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22mm- 7/8"
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48
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32
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60
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7/8"
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6500
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22
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25mm- 1"
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54
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36
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71
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1"
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8500
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25
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29mm- 1 1/8"
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60
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43
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81
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1 1/8"
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9500
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28
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32mm- 1 1/4"
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67
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46
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90
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1 1/4"
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12000
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32
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35mm- 1 3/8"
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76
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52
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100
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1 3/8"
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13500
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35
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38mm- 1 1/2"
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84
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57
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113
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1 1/2"
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17000
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38
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41mm- 1 5/8"
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92
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60
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124
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1 3/4"
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25000
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44
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51mm- 2"
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110
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73
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146
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2"
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35000
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51
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57mm- 2 1/4"
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127
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83
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171
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2 1/2"
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55000
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63
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70mm- 2 3/4"
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152
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105
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203
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3"
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85000
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76
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82mm- 3 1/4"
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165
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127
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216
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Conforms To Federal Specification RR-C-271D, Type IVA or Type B, Grade A, Class 3
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