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 6610-01-443-5291
NSN 5895-01-488-5049
NSN 5985-01-216-5796
NSN 6220-00-910-0320
NSN 5950-00-067-7508
NSN 6220-00-839-7491
NSN 5965-00-752-5823
NSN 6685-01-115-3194
NSN 5985-00-739-8241
NSN 5965-01-648-8042
NSN 5965-00-951-9961
NSN 4140-01-257-2676