This IFI standard specification provides specific thread dimensions and tolerances for two sizes of coarse threads, 1-5/8 – 5-1/2, and 1-7/8 – 5, first defined by the United States Navy as early as 1904, that are commonly used in the steel construction industry.
- Published:
- 08/03/2022
- Number of Pages:
- 6
- File Size:
- 1 file , 260 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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