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 6650-01-434-0331
NSN 6240-01-054-2289
NSN 2925-00-720-3948
NSN 5910-01-465-5499
NSN 5998-01-406-8920
NSN 6105-00-173-4073
NSN 4140-01-246-3090
NSN 7035-00-756-4374
NSN 6220-01-547-7769
NSN 6650-01-441-7790
NSN 6130-01-084-7803
NSN 6220-00-284-3220