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 5910-01-419-8620
NSN 5950-00-943-9798
NSN 6685-01-420-2478
NSN 5920-00-632-1308
NSN 2925-00-520-9546
NSN 5960-00-854-5661
NSN 6130-00-186-0737
NSN 2925-00-450-7783
NSN 6685-01-136-4838
NSN 6320-01-329-2297
NSN 2925-01-297-2315
NSN 5925-00-264-5649