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 5960-00-840-5465
NSN 5905-01-014-4530
NSN 5915-00-398-0677
NSN 5999-01-550-5481
NSN 5905-00-661-2395
NSN 6240-01-188-7282
NSN 5985-01-135-3280
NSN 5998-01-089-5427
NSN 5920-01-158-9125
NSN 5996-00-248-7061
NSN 5945-01-480-9862
NSN 6130-01-122-7476