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 5925-00-050-8501
NSN 5835-00-378-1429
NSN 2925-01-412-9520
NSN 5855-01-478-5324
NSN 5960-01-264-9295
NSN 6240-01-251-8435
NSN 6105-01-648-2644
NSN 5965-00-822-8549
NSN 5935-01-182-9634
NSN 6685-01-160-4229
NSN 4140-00-004-1377
NSN 5835-01-487-3042