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 5915-01-630-8125
NSN 2925-01-250-2731
NSN 6105-00-124-8843
NSN 5855-00-987-1171
NSN 5895-01-159-3192
NSN 5905-00-488-9189
NSN 5999-01-367-5918
NSN 5855-01-109-6433
NSN 5835-00-540-9669
NSN 6610-01-601-7648
NSN 5965-00-857-1038
NSN 5990-00-111-3614