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 5910-00-203-5373
NSN 5998-00-661-0380
NSN 5990-01-196-2953
NSN 2925-01-391-9247
NSN 6145-01-445-4707
NSN 6130-01-146-3974
NSN 5985-00-361-8863
NSN 5999-01-137-0635
NSN 5990-01-434-7913
NSN 6220-00-419-0635
NSN 5950-01-513-9108
NSN 2925-01-197-6777