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 5930-01-460-2131
NSN 5990-00-969-8838
NSN 6105-01-343-9423
NSN 6620-00-833-6786
NSN 6650-01-540-5157
NSN 5895-01-652-8036
NSN 6105-01-381-2496
NSN 6150-00-256-7957
NSN 5965-01-521-3224
NSN 6220-00-723-2163
NSN 6130-00-088-8478
NSN 5998-01-213-3357