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 6645-01-315-7886
NSN 5925-01-342-3502
NSN 5910-00-518-8203
NSN 6110-00-643-4832
NSN 5905-01-291-8011
NSN 6320-01-512-2031
NSN 5999-00-799-6816
NSN 5999-01-062-2904
NSN 2925-00-033-4621
NSN 5990-00-009-3291
NSN 5985-01-212-2950
NSN 6685-01-634-0611