Specification for Unified precision hexagon bolts, screws, & nuts (UNC & UNF threads). Normal series Ingestion-build-107062 Characteristics of safety functions

Characteristics of safety functions

When requirements of this document are different from those which are stated in EN ISO 4254-1

Designation of chromate conversion coatings and other supplementary treatments

Measurement quantities are the vibration displacement and vibration velocity at the machine bearings and the relative shaft vibration displacement within or near the machine bearings

Specification for Unified precision hexagon bolts, screws, & nuts (UNC & UNF threads). Normal series Ingestion-build-107062 Characteristics of safety functions1 Scope This British Standard covers the Normal series of Unified precision hexagon bolts, screws and nuts having Unified screw threads in a range of nominal sizes from in to 2 in inclusive. The dimensional requirements of this standard apply both to ferrous and non ferrous bolts, screws and nuts. Mechanical properties are given only in respect of steel bolts, screws and nuts, and the finishes in which they are normally supplied are described in