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 5930-01-365-0597
NSN 6220-01-167-7859
NSN 6105-01-160-7429
NSN 6645-01-411-5657
NSN 5835-00-233-6327
NSN 4140-00-361-4691
NSN 5930-00-839-1636
NSN 5985-01-510-9450
NSN 4140-00-146-1633
NSN 5910-00-620-4727
NSN 5935-01-458-5596
NSN 5835-01-447-2544