SBAC TS 49 Issue 2 (2004) Elastomeric Toroidal Sealing Rings (o-rings); Manufacturing And Inspection Standards For Aerospace Applications Controls surface condition, manufacturing defects and inspection requirements, and defines methods of measurement for elastomeric toroidal sealing rings (O-rings) for static (including gasket) applica
1INTRODUCTIONANDSCOPE
2LIMITATIONS
3MANUFACTURINGREQUIREMENTS
4AGE,IDENTIFICATIONANDPACKAGING
5METHODSOFMEASUREMENT
APPENDIX1-DEFECTS
TypicalFaultsofO-ringsandtheirPermissibleLimits
SECTION1-BACKRIND
SECTION2-PARTINGLINEINDENTATION(MOULD-NICK)
SECTION3-INCLUSIONSANDINDENTATIONS
SECTION4-EXCESSIVETRIMMING(Buffing)
SECTION5-PARTINGLINEPROJECTION(Mould-flash)
SECTION6-NON-FILL
SECTION7-MOULDDEPOSITDEFECTS
SECTION8-FLOWMARKS
SECTION9-OFFSETMISMATCH
Controls surface condition, manufacturing defects and inspection requirements, and defines methods of measurement for elastomeric toroidal sealing rings (O-rings) for static (including gasket) applications.
