BS/EN 2924-2019 pdf download.Aerospace series – Nuts, hexagon, plain, reduced height, reduced across flats, in heat resisting steel, silver plated, left hand thread – Classification:600 MPa (at ambient temperature) / 425 °C.
This BS/EN 2924 specifies the characteristics of hexagon plain nuts, reduced height, reduced across flats, with left hand thread, in heat resisting steel, silver plated, for aerospace applications.
Classification: 600 MPa’/425 O2 2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
EN 2424, Aerospace series — Marking of aerospace products
EN 2786, Aerospace series — Electrolytic silver plating offasteners
EN 9100, Quality Management Systems — Requirements forAviation, Space and Defence Organizations
Iso 5855-2, Aerospace — Mj threads — Part 2: Limit dimensions for bolts and nuts
ISO 8788, Aerospace — Nuts, metric — Tolerances ofform and position
ISO 9139, Aerospace — Nuts, plain or slotted (castellated) — Procurement specification
TR 3823-002, Aerospace series — Materials for plain, slotted and self-locking by plastic ring hexagonal nuts3
3 Terms and definitions
No terms and definitions are listed in this document.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at http://www.iso.org/obp
— IEC Electropedia: available at http://www.electropedia.org/
4 Required characteristics
4.1 Configuration — Dimensions — Masses
See Figure 1 and Table 1.
Dimensions and tolerances are expressed In millimetres and apply after surface treatment.
Details of form not stated are at the manufacturer’s option.
4.2 Tolerances of form and position
Iso 8788.
4.3 Materials
TR 3823-002.
4.4 Surface treatment
EN 2786, thickness:
— on external surfaces: 5 pm to 15 pm;
— on pitch diameter: 5 pm minimum.BS/EN 2924-2019 pdf download.
BS/EN 2924-2019 pdf download
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