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 5945-01-292-2367
NSN 6145-00-682-3484
NSN 5935-01-312-2211
NSN 5960-00-021-5618
NSN 6135-01-196-7399
NSN 5990-00-636-4218
NSN 4140-01-519-1870
NSN 6130-00-111-1320
NSN 6610-00-830-3587
NSN 6105-01-477-0851
NSN 6650-01-349-6097
NSN 5935-00-079-1650