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 5990-01-550-7827
NSN 6110-01-040-1780
NSN 4140-01-267-1844
NSN 5915-01-257-4714
NSN 5996-01-580-0582
NSN 5960-01-014-8073
NSN 4140-01-543-6489
NSN 5905-01-439-9629
NSN 5990-00-061-7911
NSN 5945-00-558-1354
NSN 6240-01-050-9156
NSN 6105-01-431-4409