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 6645-01-518-1107
NSN 6220-01-306-0230
NSN 2925-01-324-6423
NSN 6620-00-363-7528
NSN 5835-00-010-4307
NSN 5990-01-452-0911
NSN 6610-00-664-2190
NSN 5975-00-370-9388
NSN 5930-00-006-1442
NSN 6620-01-430-4111
NSN 6105-00-364-0928
NSN 5999-01-585-2210