ISO 9254:1993 pdf free download.Aerospace Bolts, normal spline head, normal or pitch diameter shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa Dimensions.
1 Scope
ISO 9254 specifies the dimensions of normal spline heed bolts, with normal or pitch diarneter shank, and long length MJ threads, in metallic material, coated or uncoated, with strength classes less then or equal to 1 100 MPa
It is intended for the drawing up of aerospace product standards.
2 Normative references
The following standards contain provisions which, through reference in this text, constitute provisions of ISO 9254. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on ISO 9254 are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.
Members of IEC and ISO maintain registers of currently valid International Standards.
ISO 286-2:1988, ISO system of limits and fits — Part 2: Tables of standard tolerance grades and limit devetions for holes and shafts.
ISO 3353:1992, Aerospace — Rolled threads for bolts
— Lead and runout requirements.
ISO 5855-2:1988. Aerospace — MJ threads — Part 2: Limit dimensions for bolts and nuts.
ISO 7403:1983, Fasteners for aerospace construction
— Spline drive wrenching configuration — Metric series.
3 Configuration and dimensions See figure 1 and table 1. Dimensions and tolerances are expressed in millimetres. They are applicable after any surface coating, but before the application of any lubricant.