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 5915-00-468-3911
NSN 6135-00-840-6451
NSN 6130-01-284-1827
NSN 4140-00-484-4040
NSN 6220-00-929-6069
NSN 6220-01-654-0007
NSN 5945-00-269-5375
NSN 7035-01-302-5359
NSN 5998-00-008-4655
NSN 5998-01-192-2740
NSN 6685-00-618-3519
NSN 5895-01-500-8303