This part of GB/T 4459 specifies the general drawing method in the simplified representation of dynamic sealing rings. This section applies to dynamic sealing rings whose shape and structure do not need to be exactly represented in the assembly drawings.
GB/T 4459.8-2009 Referenced Document
GB/T 4457.4-2002 Mechanical drawings--General principles of presentation-Lines
GB/T 4459.9-2009 Mechanical drawings.Seals for dynamic application.Part 2:Detailed simplified representation
GB/T 4459.8-2009 history
2009GB/T 4459.8-2009 Mechanical drawings.Seals for dynamic application.Part 1:General simplified representation
1996GB/T 4459.6-1996 Mechanical drawings--Representation of seals for dynamic application