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 6105-00-246-5311
NSN 5998-01-533-5110
NSN 6145-01-394-6392
NSN 6105-01-476-8040
NSN 5905-01-253-9338
NSN 6650-00-269-5000
NSN 6150-01-421-3672
NSN 6110-01-227-3055
NSN 5915-01-579-1055
NSN 5935-00-163-7144
NSN 5960-00-138-5109
NSN 5915-00-158-9063