环类
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G-401旋转环
| G-401旋转环 | ||||
| SIZE | W.L.L | O.L. | O.W. | N.W. |
| inch | Ibs | inch | inch | Ibs |
| 1/4 | 850 | 2.94 | 1.25 | 0.13 |
| 5/16 | 1250 | 3.53 | 1.63 | 0.25 |
| 3/8 | 2250 | 4.38 | 2 | 0.61 |
| 1/2 | 3600 | 5.63 | 2.5 | 1.12 |
| 5/8 | 5200 | 6.82 | 3 | 1.75 |
| 3/4 | 7200 | 8.4 | 3.5 | 3.09 |
| M.B.S IS 5 TIMES OF W.L.L. | ||||
| METT FEDDERAL SPECIFICATION RR-C-271 D,TYPE VII,CLASS 2 | ||||