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 6620-01-364-7461
NSN 5999-01-659-7828
NSN 5930-00-891-1473
NSN 6620-01-096-3723
NSN 6220-00-126-2691
NSN 6150-00-237-8618
NSN 5895-00-964-8989
NSN 5835-00-816-0394
NSN 5950-01-069-3861
NSN 5895-00-057-7827
NSN 6145-00-069-2837
NSN 5920-00-156-5743