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 6685-00-435-5630
NSN 6150-01-092-5833
NSN 6150-01-139-5283
NSN 5990-01-443-2931
NSN 5990-01-027-5433
NSN 5965-01-468-0587
NSN 5925-01-358-6473
NSN 6620-00-319-4044
NSN 5935-01-588-9320
NSN 5998-01-268-1452
NSN 6220-01-060-9823
NSN 5920-00-078-8660