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 5998-01-367-2144
NSN 6135-01-415-1163
NSN 6620-00-841-0346
NSN 5905-01-592-4829
NSN 5895-01-659-2755
NSN 5965-01-555-1532
NSN 5895-01-449-0447
NSN 5960-00-091-8729
NSN 5915-00-677-2816
NSN 5960-01-224-7151
NSN 5910-00-979-8354
NSN 5895-01-340-7731