IFI 171

IFI 171

THREAD DIMENSIONS, SIZES 1-5/8 - 5-1/2 AND 1-7/8 - 5 UNS, FOR ASSEMBLY OF BOLTS, STUDS AND NUTS, IN THE STEEL CONSTRUCTION INDUSTRY

€48.00

Details

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.

Additional Info

Author Industrial Fasteners Institute
Published by IFI
Document type Standard
Number of pages 6
Keyword IFI 171