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 5975-00-587-4871
NSN 5990-01-143-2518
NSN 5975-01-454-5607
NSN 5930-00-055-8061
NSN 7035-00-405-3502
NSN 6240-01-453-0565
NSN 5965-00-226-0209
NSN 2925-00-365-3289
NSN 5915-00-597-0038
NSN 5915-01-400-6125
NSN 5996-01-170-1514
NSN 5835-01-013-6901