Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) - Diameters ¼ in and over has-hardcopy Suppliers of materials

Suppliers of materials

from 800 mm up to 3 000 mm nominal diameter

— project-specific requirements with regard to the management activities in the safety lifecycle

glazing resistant to manual attack (see BS 5544) and aspects of construction for complete installations

EN 50014:1997

Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) - Diameters ¼ in and over has-hardcopy Suppliers of materials1 Scope This British Standard comprises three sections: Section 1, which specifies limits of size for tapped holes to accommodate wire thread inserts to provide thread sizes from in to 1 in UNC inclusive and from in to1in UNF inclusive; Section 2, which recommends screwing taps intended to produce holes to the limits of size specified in Section 1; Section 3, which gives a recommended gauging system for checking the tapped holes. Figure 1 Basic form