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 5910-01-315-8409
NSN 5990-01-443-2931
NSN 5930-01-634-0659
NSN 5895-01-633-4981
NSN 5915-01-462-2124
NSN 6145-01-246-1080
NSN 6320-01-443-3826
NSN 6645-00-171-9639
NSN 6130-01-273-9714
NSN 5999-00-235-9484
NSN 6320-01-441-1371
NSN 6320-00-905-0543