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 7035-00-117-0418
NSN 6685-01-010-4932
NSN 6220-01-215-6983
NSN 6110-01-069-4895
NSN 6105-01-122-5910
NSN 5855-01-147-6024
NSN 6645-00-900-5830
NSN 5925-01-540-9158
NSN 6620-01-582-2046
NSN 5999-01-389-3702
NSN 5910-01-544-4410
NSN 6220-00-753-8593