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 5996-01-471-9519
NSN 6150-01-642-6313
NSN 5998-01-528-9403
NSN 6150-01-542-7171
NSN 5999-01-225-7765
NSN 5999-00-554-4285
NSN 5998-01-303-9937
NSN 6685-00-202-5233
NSN 5920-01-026-9645
NSN 5990-01-503-0194
NSN 5945-00-253-0247
NSN 5925-01-126-6288