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 5996-00-912-5030
NSN 6240-01-518-1595
NSN 5905-01-454-0664
NSN 5985-00-404-6040
NSN 5945-01-587-6789
NSN 5960-01-051-1454
NSN 6320-01-213-3974
NSN 5965-00-866-3371
NSN 2925-01-459-8093
NSN 6685-00-925-2862
NSN 6105-00-162-2060
NSN 6620-01-020-4526