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 5915-01-284-2613
NSN 5945-01-551-1714
NSN 6685-01-129-7472
NSN 5855-01-425-1330
NSN 6645-01-622-6161
NSN 5965-01-569-2055
NSN 6130-01-633-3649
NSN 6220-01-173-3177
NSN 5920-01-069-9833
NSN 5930-01-255-2498
NSN 5960-01-109-4828
NSN 5996-01-191-7687