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 5945-01-006-6623
NSN 5930-01-423-8646
NSN 6685-00-953-5449
NSN 6320-01-648-5538
NSN 6145-01-142-2234
NSN 5895-00-967-4498
NSN 6110-00-092-9334
NSN 5985-00-761-9527
NSN 5950-00-259-5234
NSN 6105-01-597-6622
NSN 6135-01-286-9563
NSN 5835-00-943-2763