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 5975-01-583-5994
NSN 5975-01-501-3284
NSN 5945-00-522-9639
NSN 6105-01-158-7618
NSN 5945-01-412-1393
NSN 5920-01-354-6243
NSN 5835-01-495-0595
NSN 5835-00-936-8753
NSN 6685-01-227-6785
NSN 6240-01-226-4858
NSN 5920-01-634-0250
NSN 7035-00-861-7913