This Japanese Industrial Standard specifies designation for screw threads used in the Standards referring the principle of screw thread and the Standards referring the products having screw thread.

This International Standard specifies the shape and basic dimensions of the hexalobular internal driving feature for bolts and screws, including the gauging method. The curvature of the contour of the hexalobular internal driving feature is defined by the gauges specified in Tables 3, 4 […]

Prepared by VDE/FNE Joint Committee 0610-7/205.7

This standard specifies requirements for grub screws with a thrust point which, together with controlling elements, wing nuts or knurled nuts, are suitable for clamping with the thrust point directly or using a DIN 6311 thrust pad attached to the thrust point.

This Japanese Industrial Standard specifies the metallic wing bolts (hereafter referred to as "bolts"), for general use. Furthermore, these bolts have their heads (wing parts) firmly joined together with shanks by welding, caulking or other suitable methods, or those formed into one body.

Circlips within the meaning this standard are retaining rings for holding structural components (e.g. rolling bearings) in bores. They are given an eccentric shape, are fitted with spring retention in grooves and are suitable for the transmission of axial forces (see in this respect clause 7).