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 6685-01-389-6659
NSN 6145-01-385-3454
NSN 6105-00-498-6731
NSN 5835-00-221-6628
NSN 2925-00-964-7128
NSN 6110-00-483-9841
NSN 5975-00-549-4274
NSN 5965-01-170-2812
NSN 6220-01-369-3963
NSN 5990-01-411-7706
NSN 5945-01-007-8132
NSN 6610-01-576-8955