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 5960-01-327-0334
NSN 5925-01-082-0591
NSN 5930-00-542-2012
NSN 6650-01-010-4204
NSN 5930-01-342-8441
NSN 5985-01-016-6254
NSN 5895-01-634-0630
NSN 6150-01-505-4127
NSN 5960-01-460-0115
NSN 6145-00-596-8447
NSN 5905-00-097-8412
NSN 6320-01-338-6006