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 6135-01-246-0308
NSN 5925-00-736-0425
NSN 5965-01-525-8992
NSN 5960-01-142-1995
NSN 5835-00-092-1136
NSN 5835-01-472-5239
NSN 7035-00-703-3535
NSN 5925-00-379-0920
NSN 6685-00-148-9729
NSN 4140-01-301-8729
NSN 5965-01-483-4447
NSN 5895-01-149-2022