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 6610-00-075-4077
NSN 6320-00-036-3688
NSN 6145-00-057-7093
NSN 5975-00-104-5399
NSN 6610-00-305-5447
NSN 5996-01-211-3562
NSN 6620-01-246-4314
NSN 5910-01-131-5487
NSN 5975-00-361-7793
NSN 4140-01-183-4140
NSN 5945-01-027-0724
NSN 5910-01-521-1955