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 5999-00-664-1818
NSN 5915-01-389-9499
NSN 6105-00-316-3833
NSN 6145-00-070-2385
NSN 5935-01-390-0771
NSN 5895-01-407-4467
NSN 6645-00-816-5337
NSN 5910-01-185-6017
NSN 5990-01-179-5625
NSN 6145-01-467-2396
NSN 6645-00-963-6354
NSN 5950-00-973-2245