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 6145-01-541-3310
NSN 6130-00-959-2117
NSN 5895-01-059-1564
NSN 5945-01-370-3335
NSN 5990-00-469-7654
NSN 6620-00-891-8584
NSN 6135-01-278-9717
NSN 6130-01-452-5119
NSN 5835-01-328-6626
NSN 6130-00-205-1714
NSN 5935-01-003-9683
NSN 5965-00-578-8931