1.1.1 This standard contains the complete dimensional, mechanical and performance requirements for metric series hexagon keys and bits of nominal sizes from 0.7 mm to 36 mm recognized as "American National Standard." They are primarily intended to be used for tightening and loosening metric serie...

All types of track bolts and nuts used by the various railroads and electric railways in the United States and Canada were studied by the committee, and it is their belief that the recommended dimensions are based on sound engineering design to meet existing conditions, present usage, and where p...

1.1 This standard contains capacity rating charts and gives recommendations on the selection of chain drives, composed of roller chains and chain wheels conforming to DIN 8187 and DIN 8188, and of chain wheels with toothing as specified in DIN 8196 Part 1.

This standard specifies dimensions of steel and nonferrous metal semitubular countersunk head rivets with nominal diameters from 1,6 to 10 mm.

1.1 This practice covers the apparatus, procedure, and conditions required to create and maintain the salt spray (fog) test environment. Suitable apparatus which may be used is described in Appendix X1. 1.2 This practice does not prescribe the type of test specimen or exposure periods to be used ...

1.1 This specification covers the basic requirements for three grades of chromium/zinc inorganic coatings for threaded fasteners. 1.2 These coatings are applied by conventional dip-spin or dip·drain methods. 1.3 The coating process does not induce hydrogen embrittlement, providing that the fasten...