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 5855-01-398-0090
NSN 6110-01-130-5900
NSN 5945-01-203-1554
NSN 6620-00-188-4201
NSN 6135-01-202-8113
NSN 5996-01-498-0035
NSN 6240-01-242-9138
NSN 5996-01-074-9603
NSN 5920-01-059-2680
NSN 4140-01-477-2512
NSN 6105-00-917-9869
NSN 5996-01-165-7326