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 5985-00-993-6971
NSN 5930-01-322-7059
NSN 5895-01-614-0136
NSN 6130-00-737-0459
NSN 5999-01-364-8500
NSN 6130-01-281-4747
NSN 5950-00-089-0308
NSN 5835-01-408-6529
NSN 5985-01-463-8562
NSN 6685-00-596-8765
NSN 6150-01-634-0575
NSN 5905-01-459-8753