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Aerospace series. Quick release fastening systems for non-structural and lining applications - Retaining washer. Original standard BS EN 4702-05-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Test specification for verification of the permeability of electrical insulation. Original standard BS EN 4703-2022 in PDF full version. Additional info + preview on request

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Aerospace series. Tartaric-Sulphuric-Acid anodizing of aluminium and aluminium wrought alloys for corrosion protection and paint pre-treatment (TSA). Original standard BS EN 4704-2012 in PDF full version. Additional info + preview on request

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Aerospace series. Measurement methods regarding the lifetime behaviour of light units in a standardized aircraft-related environment. Original standard BS EN 4705-2020 in PDF full version. Additional info + preview on request

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Aerospace series. LED colour and brightness ranking. Original standard BS EN 4706-2019 in PDF full version. Additional info + preview on request

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Aerospace series. Acid pickling of aluminium and aluminium alloys without hexavalent chromium. Original standard BS EN 4707-2020 in PDF full version. Additional info + preview on request

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