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 5910-00-375-5045
NSN 7035-00-803-3056
NSN 6685-01-012-2854
NSN 5855-01-441-3189
NSN 5985-01-326-0610
NSN 6240-01-055-5193
NSN 5905-01-118-4873
NSN 5975-01-308-8391
NSN 5835-01-246-0972
NSN 6650-01-158-6888
NSN 5855-01-507-9742
NSN 6105-01-492-5723