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 5950-00-196-1429
NSN 6320-00-500-4172
NSN 5925-01-454-4419
NSN 6145-01-549-3370
NSN 5998-01-486-8028
NSN 5996-00-600-1028
NSN 6645-00-250-4680
NSN 6650-00-831-5532
NSN 5915-01-091-7860
NSN 6645-00-222-2785
NSN 6645-00-912-0248
NSN 6610-00-515-6462