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 5920-01-112-0296
NSN 6685-00-755-6917
NSN 5855-01-506-6767
NSN 5910-01-582-5034
NSN 6220-01-484-2153
NSN 6645-00-309-0447
NSN 5985-01-330-7375
NSN 6320-01-125-3361
NSN 5895-01-032-7487
NSN 6135-01-223-3869
NSN 6105-01-059-6108
NSN 5915-01-044-5260