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 2925-00-149-0760
NSN 5930-00-594-9442
NSN 7035-01-330-6768
NSN 6685-00-419-0643
NSN 5945-00-216-8534
NSN 5985-01-656-1227
NSN 6145-01-294-2161
NSN 5960-01-578-5537
NSN 5985-00-511-3687
NSN 6130-01-431-8530
NSN 5930-01-420-9755
NSN 2925-00-643-4243