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 5999-01-426-1988
NSN 6110-00-868-2103
NSN 5965-01-130-8511
NSN 5975-00-549-4274
NSN 5975-01-555-3456
NSN 6130-00-243-2208
NSN 6150-00-816-3467
NSN 5996-01-517-6523
NSN 5925-00-723-6148
NSN 4140-00-411-2619
NSN 6610-00-089-6950
NSN 6620-01-538-7174