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.
NSN 5998-01-649-1606
NSN 6220-01-270-6070
NSN 6240-01-490-2554
NSN 5990-00-518-3195
NSN 5985-01-059-6493
NSN 5996-00-316-5115
NSN 5965-01-304-1718
NSN 6320-00-925-0558
NSN 5835-01-509-8992
NSN 5975-01-189-8050
NSN 5950-01-424-2019
NSN 6130-01-411-0796