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 6685-01-390-1662
NSN 5965-01-036-9945
NSN 5985-01-027-1668
NSN 5990-01-146-1779
NSN 6620-01-133-4193
NSN 6130-01-618-7006
NSN 5996-01-477-6709
NSN 6320-00-035-8781
NSN 5996-00-164-7288
NSN 6645-00-813-3084
NSN 5965-00-227-7348
NSN 5855-01-458-2229