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 5930-01-142-2571
NSN 5965-01-308-7895
NSN 6645-01-176-3372
NSN 6150-01-354-4754
NSN 6645-01-315-6584
NSN 5930-01-281-7498
NSN 5925-00-907-8149
NSN 5990-01-227-6526
NSN 5998-01-277-2125
NSN 6650-00-356-5228
NSN 6685-00-279-3620
NSN 5915-00-383-1471