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 5905-01-658-9459
NSN 5905-00-887-7319
NSN 5925-01-091-2756
NSN 5985-00-081-3456
NSN 5996-00-061-0336
NSN 5905-00-057-0532
NSN 6620-00-088-8795
NSN 5910-00-244-4209
NSN 5835-01-068-7849
NSN 6145-01-280-6149
NSN 4140-01-244-0548
NSN 5999-01-014-7687