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 5950-01-388-9775
NSN 5975-01-459-1213
NSN 5915-01-252-6092
NSN 5930-00-932-4928
NSN 5915-01-632-7216
NSN 6645-00-016-0594
NSN 5910-00-808-7414
NSN 2925-00-701-9991
NSN 5915-01-081-3574
NSN 6220-00-426-1963
NSN 5930-01-448-8288
NSN 6135-01-618-2199