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 2925-01-197-7864
NSN 2925-00-813-3971
NSN 5895-01-109-2599
NSN 6130-00-466-9888
NSN 5990-01-449-7090
NSN 6110-01-577-0286
NSN 6150-00-217-7198
NSN 6105-01-541-1478
NSN 5965-00-653-4782
NSN 5998-01-463-3304
NSN 5975-01-469-5558
NSN 6105-01-050-7795