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 5945-01-579-1884
NSN 6610-01-327-3187
NSN 5960-01-653-9441
NSN 6685-00-737-0795
NSN 5935-00-980-3276
NSN 6650-01-272-9746
NSN 6320-00-845-3261
NSN 6220-00-898-2010
NSN 5950-00-636-4290
NSN 5965-01-445-3564
NSN 5960-01-368-5874
NSN 4140-01-551-1125