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 5950-00-806-4223
NSN 5960-01-088-6553
NSN 5910-01-494-6652
NSN 5910-01-573-2828
NSN 6610-01-482-2196
NSN 6130-00-358-4320
NSN 4140-01-415-7988
NSN 5895-01-512-8827
NSN 5950-01-431-8103
NSN 6135-00-162-2437
NSN 5945-01-133-8356
NSN 5895-01-155-5630