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 5975-00-271-0420
NSN 5950-01-023-3096
NSN 5910-01-537-0532
NSN 5965-00-475-2759
NSN 6110-01-483-9663
NSN 6105-01-609-0477
NSN 5950-01-037-9758
NSN 5950-00-163-9602
NSN 6150-00-916-8600
NSN 5999-00-805-7032
NSN 6685-01-116-6026
NSN 6130-00-572-7116