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 6645-00-664-4665
NSN 5965-01-653-6466
NSN 5999-00-293-4326
NSN 6645-01-513-0117
NSN 5998-00-432-6173
NSN 6320-01-462-3555
NSN 5950-01-241-8736
NSN 5985-00-598-4707
NSN 5935-01-257-7502
NSN 5996-01-535-6443
NSN 6320-01-330-2138
NSN 6320-01-399-6177