STB PDF

High tensile steel fork joints (Unified threads). For aircraft. Original standard BS SP 119-120-1957 + A2-2012 in PDF full version. Additional info + preview on request

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Washers for unified hexagons for aircraft (primarily for packing purposes). Original standard BS SP 122 TO 125-2016 in PDF full version. Additional info + preview on request

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Washers for unified hexagons for aircraft (primarily for facing purposes). Original standard BS SP 126 & 127-1959 + A3-2011 in PDF full version. Additional info + preview on request

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Specification for Washers for aircraft purposes. Original standard BS SP 13, 14, 15 & 16-1949 + A4-2011 in PDF full version. Additional info + preview on request

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Specification for Copper beryllium crinkle washers. Original standard BS SP 134 to SP 138-1968 + A1-2012 in PDF full version. Additional info + preview on request

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Specification for Corrosion-resisting steel crinkle washers. Original standard BS SP 139 and SP 140-1969 + A2-2012 in PDF full version. Additional info + preview on request

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