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 6110-01-492-4199
NSN 5895-01-463-8678
NSN 4140-01-252-9502
NSN 5895-00-287-5506
NSN 5990-01-416-0362
NSN 5925-01-621-1509
NSN 6620-00-165-1749
NSN 6240-01-304-6355
NSN 5905-01-217-4602
NSN 6135-01-556-7318
NSN 4140-00-843-1300
NSN 6130-00-306-2083