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 6650-00-816-0517
NSN 6130-00-725-2328
NSN 5999-01-104-9884
NSN 6130-00-662-8557
NSN 6645-01-633-1852
NSN 6645-00-064-9839
NSN 6110-00-965-5447
NSN 6145-01-197-3887
NSN 5930-01-033-8522
NSN 5925-00-999-1710
NSN 5855-01-354-7291
NSN 6130-01-352-4597