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 5915-00-981-1603
NSN 5960-01-391-4701
NSN 5996-00-973-4179
NSN 5960-00-501-2412
NSN 6110-00-055-3691
NSN 6620-00-357-1157
NSN 6645-01-363-0160
NSN 5930-01-254-4086
NSN 2925-01-553-5132
NSN 6610-00-490-9514
NSN 5920-01-462-5065
NSN 5975-01-611-0329