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 6685-01-379-8209
NSN 6645-01-567-2968
NSN 6240-00-470-7625
NSN 5985-01-384-5024
NSN 4140-01-222-3973
NSN 6650-01-346-1992
NSN 5895-01-132-6037
NSN 5930-01-009-6252
NSN 5945-01-109-4206
NSN 6150-01-069-3174
NSN 5835-01-475-5714
NSN 5925-01-188-2315