Compared with the April 1956 issue, the following amendments and additions should be noted: a) In agreement with the international selection of threads for screws and bolts, the sizes M 1.6, M 1.9 and M 2.5 have been included. The sizes M 1.7, M 2.3 and M 2.6 have been barred for new designs. b) ...

This Japanese Industrial Standard specifies limits of sizes and tolerances for unified coarse screw threads specified in JIS B 0206-Unified Coarse Screw Threads, mainly used for the purpose of fastening .

This standard covers the complete general and dimensional data for metric hex nuts, Style 1, recognized as American National Standard.

This standard specifies requirements for thin nuts with small widths across flats and ISO metric screw thread as specified in the DIN 13 series, assigned to product grades B and C. If, in special cases, nuts are to comply with specifications other than those given in this standard (e.g. regarding...

This Japanese Industrial Standard specifies the combined nominal diameters and pitches, designation of screw threads, basic profiles, formulae and basic dimensions of the metric trapezoidal screw threads for general use.

1.1.1 This Standard covers the complete general and dimensional data for the various types of inch series bolts generally classified as round head bolts and recognized as American National Standard. 1.1.2 The inclusion of dimensional data in this Standard is not intended to imply that all of the...