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 5920-01-428-7823
NSN 5910-00-379-2349
NSN 2925-01-502-8863
NSN 5945-01-269-9949
NSN 5945-00-497-4511
NSN 5960-01-048-8228
NSN 5950-00-600-2830
NSN 5998-01-514-7449
NSN 6110-00-787-6070
NSN 2925-00-999-3363
NSN 5965-01-200-6613
NSN 6685-00-659-7831