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 6110-01-326-6607
NSN 5910-01-055-0593
NSN 6645-00-262-7448
NSN 5950-01-192-8831
NSN 5998-01-633-6512
NSN 5920-01-007-8775
NSN 5999-00-067-5691
NSN 5996-01-123-9038
NSN 5835-01-373-9506
NSN 6620-01-652-4349
NSN 6610-01-013-8922
NSN 6320-00-242-3300