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 5965-00-812-9158
NSN 6145-00-853-5816
NSN 5945-01-354-7029
NSN 6685-00-120-1009
NSN 5835-01-263-1293
NSN 6240-01-091-9822
NSN 5975-01-070-9503
NSN 5935-01-480-4740
NSN 5960-00-893-2187
NSN 6685-01-093-9778
NSN 6135-00-087-5300
NSN 5975-00-089-8693