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 5835-00-309-2373
NSN 5996-00-351-2369
NSN 5945-00-905-3997
NSN 5895-00-085-4416
NSN 5965-00-942-1602
NSN 5965-01-123-3770
NSN 7035-00-206-6123
NSN 5905-00-594-8102
NSN 5945-01-599-6163
NSN 6320-00-646-3311
NSN 6645-01-620-0044
NSN 5985-00-777-1382