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 6105-00-111-0851
NSN 6320-01-585-8468
NSN 6145-00-436-3425
NSN 6110-01-252-9619
NSN 5925-01-398-0517
NSN 6145-01-264-6479
NSN 5910-01-279-1079
NSN 5990-00-146-3534
NSN 4140-01-545-4301
NSN 5855-01-203-4719
NSN 6645-00-279-1777
NSN 5895-00-444-0139