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 5975-01-467-9383
NSN 6145-01-448-9332
NSN 4140-01-246-0299
NSN 5895-01-251-0591
NSN 6620-00-148-9613
NSN 6620-01-212-8089
NSN 6240-01-049-4539
NSN 5950-01-034-0144
NSN 6110-01-433-4457
NSN 6135-00-450-3528
NSN 5935-00-905-5467
NSN 6320-01-631-7828