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 6685-01-326-7020
NSN 5975-01-232-0100
NSN 6650-01-562-0096
NSN 5990-00-802-3060
NSN 5950-00-106-6235
NSN 5855-01-171-9841
NSN 5895-00-113-7209
NSN 6130-01-386-5852
NSN 6105-01-114-8036
NSN 5935-00-737-1268
NSN 7035-01-449-1189
NSN 5855-00-911-1370