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 6620-00-193-9503
NSN 6105-01-156-0167
NSN 6320-01-607-1491
NSN 5835-00-327-6192
NSN 5945-01-423-1009
NSN 6130-01-239-9831
NSN 6130-01-260-8193
NSN 5990-00-105-9575
NSN 6620-01-500-9847
NSN 4140-01-025-1555
NSN 6685-01-359-1760
NSN 5990-00-170-4239