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 6105-01-556-4228
NSN 5985-01-634-0635
NSN 5985-01-251-7349
NSN 6145-01-434-8152
NSN 6110-01-508-0123
NSN 6610-01-348-5719
NSN 5965-01-560-7561
NSN 5965-01-302-2719
NSN 6150-01-507-4358
NSN 2925-01-291-9997
NSN 6645-01-294-2479
NSN 6320-00-116-3658