STB PDF

Straight cylindrical involute splines. Metric module, side fit. Inspection. Original standard BS ISO 4156-3-2021 in PDF full version. Additional info + preview on request

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Hexagon nuts with flange, style 2. Coarse thread. Original standard BS ISO 4161-2012 in PDF full version. Additional info + preview on request

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Hexagon bolts with flange. Small series. Product grade A with driving feature of product grade B. Original standard BS ISO 4162-2012 in PDF full version. Additional info + preview on request

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Mopeds. Engine test code. Net power. Original standard BS ISO 4164-2012 in PDF full version. Additional info + preview on request

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Timekeeping instruments. Conditions for carrying out checks on radioluminescent deposits. Original standard BS ISO 4168-2002 in PDF full version. Additional info + preview on request

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Ductile iron pipes and fittings for pressure and non-pressure pipelines. Cement mortar lining. Original standard BS ISO 4179-2024 in PDF full version. Additional info + preview on request

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