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 5835-00-465-3762
NSN 6620-00-346-7591
NSN 6650-00-391-8404
NSN 5960-00-975-2540
NSN 6130-00-344-8161
NSN 6220-01-508-5299
NSN 6610-00-253-3549
NSN 6610-01-109-5105
NSN 5895-01-441-7590
NSN 5915-00-112-0947
NSN 6685-00-871-7293
NSN 6220-00-759-8611