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 6220-00-080-8472
NSN 7035-01-227-7492
NSN 5930-00-896-9591
NSN 6110-01-658-1317
NSN 6650-00-056-1581
NSN 5996-00-525-1777
NSN 6620-01-254-3609
NSN 5925-01-444-0929
NSN 5950-01-506-4694
NSN 6645-01-310-7348
NSN 5999-01-381-4792
NSN 6645-01-049-0972