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 5895-00-932-1577
NSN 6150-01-415-0535
NSN 6620-00-583-2687
NSN 6620-00-379-2856
NSN 5965-00-204-8513
NSN 6620-00-189-0967
NSN 5910-01-435-9837
NSN 5930-00-804-4847
NSN 4140-01-049-3977
NSN 5985-01-245-9064
NSN 6320-00-456-2092
NSN 6220-00-234-8257