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 5915-01-153-2623
NSN 5998-01-156-0005
NSN 6220-01-391-1851
NSN 7035-01-551-8826
NSN 5895-01-384-3679
NSN 6105-00-114-2165
NSN 6130-01-464-4856
NSN 5905-00-491-8878
NSN 4140-01-605-4196
NSN 5990-01-378-7349
NSN 6220-01-400-2108
NSN 6145-01-248-7887