EN 4301:2009

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.HYHLuft- und Raumfahrt - Kennzeichnungsverfahren für Triebwerkbauteile - Technische AnforderungenSérie aérospatiale - Méthodes de marquage pour articles moteurs - Exigences techniquesAerospace series - Identification marking methods for engine items - Engineering requirements49.050Letalski in vesoljski motorji ter pogonski sistemiAerospace engines and propulsion systemsICS:Ta slovenski standard je istoveten z:EN 4301:2009SIST EN 4301:2009en01-maj-2009SIST EN 4301:2009SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 4301March 2009ICS 49.050 English VersionAerospace series - Identification marking methods for engineitems - Engineering requirementsSérie aérospatiale - Méthodes de marquage pour articlesmoteurs - Exigences techniquesLuft- und Raumfahrt - Kennzeichnungsverfahren fürTriebwerkbauteile - Technische AnforderungenThis European Standard was approved by CEN on 1 March 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre:
Avenue Marnix 17,
B-1000 Brussels© 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4301:2009: ESIST EN 4301:2009

Optical Character Recognition (O.C.R.) . 17Annex B (normative)
Character shapes and optical character recognition requirements (O.C.R.) for 5××××7 dot matrix method . 18Annex C (normative)
O.C.R. characters – Common characteristics . 20 SIST EN 4301:2009

2 10 3 1 h 1,4 h 3 h 2 : Company code (Designer) 1 : Item identification number 10 : Production source's company code 3 : Serialization number 6 Coding system 6.1 Identification marking codes Identification marking is in accordance with codes specified in Table 1. Table 1 Code Marking Comments 1 Item identification number Determined by the manufacturer and indicated in design documents, with change letter if applicable. 2 Company code (designer) Manufacturer's or designer's company code indicated in item's design documents. 3 Serialization number
4 Production batch number
5 Material batch number
6 Production source's company monogram For small-sized items, can replace production source's company code. Manufacturer must keep the list of producer monograms up to date. 7 Curing date For elastomer only, should be indicated as follows: year and quarter: 2Q95 or 2T95. 8 Casting number For foundry only 9 Manufacturing date With five characters unless otherwise indicated in design documents. Should be shown as follows: – year and week (recommended): 95W26 – or year and month: 9506. 10 Production source's company code
11 Additional markings Indicated in design documents. – Inspection marking As this marking is systematic, it is not codified. – Concession marking As this information does not appear in the design documents, it is not codified.
E 2 – 1 – 9
F 2 – 1 – 3 – 9
G 1 – 3 – 9
H 1 – 9
J 2 – 1 – 9 – 7
6.3 Indication on drawings 6.3.1 General Codes for the marks to be made, usable marking processes, and notes if needed, are shown in a symbol (see Figure 1) placed on the drawing. Marking processes or the process family (see Table 3) are preceded by the identification number of this standard, both separated by a dash. The note or notes are optional and are written out in full on the drawing near the symbol or the title block and designated by one or more numbers. MARKING Code combination
MARKING Code combination B Process(es) EN4301
Process(es) EN4301-02F2 Note(s)
Note(s) 1 – 2 Figure 1 — Symbol
Figure 2 — Example
of codified symbol SIST EN 4301:2009
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