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 5920-01-217-1637
NSN 5895-01-570-2488
NSN 6105-01-644-2044
NSN 6320-00-270-8222
NSN 5835-01-508-2528
NSN 5895-00-452-7134
NSN 5950-01-513-3102
NSN 6145-00-019-0047
NSN 5910-01-381-1284
NSN 6150-01-588-2677
NSN 6685-01-357-6358
NSN 5990-00-691-2697