International gear notation. Symbols for geometrical data Ingestion-build-109673 BS 8900-2 is the second

BS 8900-2 is the second part of the multi-series international standard that focuses on the specification of framework assessment and managing sustainable development

a fine thread series (UNF) from 1/4 in to 1 1/2 in nominal diameter

Values for temper H112 have been modified

Mandatory marking

BS EN 1176-10:2008 Playground equipment and surfacing

International gear notation. Symbols for geometrical data Ingestion-build-109673 BS 8900-2 is the second1 Scope This International Standard specifies geometrical symbols for use in notation of gear data. It comprises two lists: the principal symbols, consisting of a single basic letter (see table 1); and subscripts to be used as necessary to qualify principal symbols (see tables 2, 3 and 4).