A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5835-00-435-6638
NSN 5960-00-990-6850
NSN 6110-00-271-9928
NSN 5950-01-354-6709
NSN 4140-01-312-1888
NSN 6650-01-090-0719
NSN 6110-00-678-9770
NSN 2925-00-574-8796
NSN 5998-00-991-2082
NSN 5895-01-027-1192
NSN 5998-01-632-5315
NSN 5960-01-552-0862